Leave a Review For Providers 0 0
  • Post a Project
Home Call Centers Croatia Zagreb

Top Call Center Services & Voice Services in Zagreb

Ratings Updated: September 13, 2026
We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. Learn how Clutch ensures trust

1 Leaders 15 Contenders

Get Matched

19 Companies

Country: Croatia
City: Zagreb

List of the Top Zagreb Call Center Companies & Voice Services

  • Featured

    What are Featured Providers?

    Simply Contact Logotype

    Simply Contact

    4.8 27 reviews
    Premier Verified
    $1,000+
    < $25 / hr
    250 - 999
    Serves Zagreb, Croatia

    Services provided

    35% Call Center Services
    55% Customer Service Outsourcing
    10% Back Office Outsourcing

    Simply Contact is a distinguished provider of Contact Center Services and Customer Support Services, recognized for managing inbound and outbound customer interactions across multiple languages and channels. Reviews highlight their expertise in delivering exceptional service, with 100% of clients noting impressive project management and communication. Approximately 90% of reviews emphasize their ability to enhance customer satisfaction and streamline support systems, underscoring their reliability and adaptability.

    See all 27 projects

    Reviews mention Reliable

    Simply Contact has received consistent praise for its reliability in delivering customer support services. Clients have noted that the team quickly adapts to their processes, maintaining a professional and friendly tone in interactions. Feedback highlights their ability to meet deadlines and effectively address client needs, contributing to smooth project management. For instance, one client remarked on their consistent performance in resolving tickets on time and enhancing customer satisfaction, reinforcing Simply Contact's reputation as a dependable partner.
    • Call Center Services for Cosmetic & Beauty Brand
      5.0 Feb 28, 2021

      After 6 years of our cooperation, I can say without any doubt that Simply Contact experts perfectly perform their job. We are amazed by how they are involved in our business. Simply Contact team is very flexible and reliable, they always strive to provide the best service, and implement the most efficient solutions.

      Read Full Review
    • Contact Center Services for IT Staff Augmentation Company
      5.0 Feb 3, 2021

      Simply Contact has proven to be a great partner we can rely on. Our cooperation proceeds to be even more successful thanks to their flexibility of cooperation model and transparency of workflows.

      Read Full Review
    • Customer Service Outsourcing for AdTech Company
      4.0 Dec 9, 2024

      Simply Connect did a great job providing customer support agents to handle our email tickets on Freshdesk. They quickly got up to speed with our processes and maintained a friendly, professional tone when interacting with our customers. The team met all our expectations, resolving tickets on time and keeping our customers happy. They were reliable, easy to work with, and helped make our support operations run smoothly.

      Read Full Review
    Read All Reviews
    12 of 15 Call Center Services reviews are 5 stars
    $200,000 – $999,999 avg. project cost

    Call Center Services PROJECT HIGHLIGHT

    Call Center Staffing for Government Helpline

    5.0 — Simply Contact provides staff to a government hotline's team; they hire and train call center agents to cover workflows around the clock. They've organized the hotline's IT structure, monitoring, Read more
    Read 15 Reviews

    Industry Experience

    Simply Contact has demonstrated expertise across various industries, including Information Technology, Financial Services, Education, Advertising & Marketing, and eCommerce. Clients highlight their strengths in customer support, multilingual capabilities, and adaptability to specific business needs. Feedback reflects positive outcomes such as increased customer satisfaction, reduced response times, and improved operational efficiency. Overall, Simply Contact is well-suited for organizations seeking reliable customer service solutions, particularly in tech-driven and service-oriented sectors.

    Read All Reviews

    Select Industry to see insights

    eCommerce Software Business services Information technology Financial services Education Arts, entertainment & music Retail Hospitality & leisure Human Resources IT Services Telecommunications Advertising & marketing

    View projects from:

    Ukraine (8) United States (7) England (4) Latvia (2) Israel (1) Italy (1) Philippines (1)
    View Profile Visit Website
    tracking image
    Simply Contact Logotype

    Simply Contact

    4.8 27 reviews
    Premier Verified
    $1,000+
    < $25 / hr
    250 - 999
    Serves Zagreb, Croatia

    Services provided

    35% Call Center Services
    55% Customer Service Outsourcing
    10% Back Office Outsourcing

    Simply Contact is a distinguished provider of Contact Center Services and Customer Support Services, recognized for managing inbound and outbound customer interactions across multiple languages and channels. Reviews highlight their expertise in delivering exceptional service, with 100% of clients noting impressive project management and communication. Approximately 90% of reviews emphasize their ability to enhance customer satisfaction and streamline support systems, underscoring their reliability and adaptability.

    See all 27 projects

    Reviews mention Reliable

    Simply Contact has received consistent praise for its reliability in delivering customer support services. Clients have noted that the team quickly adapts to their processes, maintaining a professional and friendly tone in interactions. Feedback highlights their ability to meet deadlines and effectively address client needs, contributing to smooth project management. For instance, one client remarked on their consistent performance in resolving tickets on time and enhancing customer satisfaction, reinforcing Simply Contact's reputation as a dependable partner.
    • Call Center Services for Cosmetic & Beauty Brand
      5.0 Feb 28, 2021

      After 6 years of our cooperation, I can say without any doubt that Simply Contact experts perfectly perform their job. We are amazed by how they are involved in our business. Simply Contact team is very flexible and reliable, they always strive to provide the best service, and implement the most efficient solutions.

      Read Full Review
    • Contact Center Services for IT Staff Augmentation Company
      5.0 Feb 3, 2021

      Simply Contact has proven to be a great partner we can rely on. Our cooperation proceeds to be even more successful thanks to their flexibility of cooperation model and transparency of workflows.

      Read Full Review
    • Customer Service Outsourcing for AdTech Company
      4.0 Dec 9, 2024

      Simply Connect did a great job providing customer support agents to handle our email tickets on Freshdesk. They quickly got up to speed with our processes and maintained a friendly, professional tone when interacting with our customers. The team met all our expectations, resolving tickets on time and keeping our customers happy. They were reliable, easy to work with, and helped make our support operations run smoothly.

      Read Full Review
    Read All Reviews
    12 of 15 Call Center Services reviews are 5 stars
    $200,000 – $999,999 avg. project cost

    Call Center Services PROJECT HIGHLIGHT

    Call Center Staffing for Government Helpline

    5.0 — Simply Contact provides staff to a government hotline's team; they hire and train call center agents to cover workflows around the clock. They've organized the hotline's IT structure, monitoring, Read more
    Read 15 Reviews

    Industry Experience

    Simply Contact has demonstrated expertise across various industries, including Information Technology, Financial Services, Education, Advertising & Marketing, and eCommerce. Clients highlight their strengths in customer support, multilingual capabilities, and adaptability to specific business needs. Feedback reflects positive outcomes such as increased customer satisfaction, reduced response times, and improved operational efficiency. Overall, Simply Contact is well-suited for organizations seeking reliable customer service solutions, particularly in tech-driven and service-oriented sectors.

    Read All Reviews

    Select Industry to see insights

    eCommerce Software Business services Information technology Financial services Education Arts, entertainment & music Retail Hospitality & leisure Human Resources IT Services Telecommunications Advertising & marketing

    View projects from:

    Ukraine (8) United States (7) England (4) Latvia (2) Israel (1) Italy (1) Philippines (1)
    View Profile Visit Website
    SupportYourApp Logotype

    SupportYourApp

    4.8 87 reviews
    Premier Verified
    $1,000+
    < $25 / hr
    1,000 - 9,999
    Serves Zagreb, Croatia

    Services provided

    30% Call Center Services
    30% Customer Service Outsourcing
    20% AI Agents +2 services
    15% Back Office Outsourcing
    5% Data Annotation Services

    SupportYourApp is a customer service center specializing in Contact Center Services, providing comprehensive solutions including Customer Support Services, Phone Support, and Telephonic Support. Across various reviews, clients praised their efficiency and adaptability, with many noting their proactive approach and commitment to client schedules. Approximately 90% of reviews highlighted their ability to handle high volumes of customer inquiries effectively.

    See all 87 projects

    Reviews mention Knowledgeable

    SupportYourApp has consistently received positive feedback regarding their knowledgeable support team. Clients praised the impressive expertise of consultants, noting their ability to provide high-level, personalized assistance. One client highlighted that SupportYourApp's agents adapted to their tools and exceeded expectations in technical support, while another emphasized the dedication and commitment of their consultant. Overall, the sentiment reflects strong satisfaction with the team's knowledge and responsiveness, contributing to improved customer satisfaction and retention.
    • Customer Support for Computer Software Company
      5.0 May 28, 2021

      Polite, responsive and knowledgeable L1 support is a huge plus for our company. Users feel (and are!) taken care of in a timely manner, and respond very positively to that high level of customer care. The involvement of agents is simply outstanding. Our goal was to cover L1 support, but thanks to the strong technical skills of the agents SupportYourApp assigns to our project, L2 tech support is largely covered as well.

      Read Full Review
    Read All Reviews

    Industry Experience

    SupportYourApp has demonstrated expertise across various industries, including Arts & Entertainment, Media, Energy & Natural Resources, Retail, Information Technology, and Financial Services. Feedback highlights their strengths in customer support, effective communication, and adaptability to client needs. Clients appreciate their proactive approach, efficiency in handling inquiries, and ability to scale teams quickly. Overall sentiment is positive, particularly in sectors like IT and Media, where they significantly enhance operational efficiency and customer satisfaction.

    Read All Reviews

    Select Industry to see insights

    Hospitality & leisure Non-profit Transportation Consumer Products eCommerce HVAC Telecommunications Research Arts, entertainment & music Healthcare Other Industry Social Networking Business services Gaming Software Education Energy & natural resources Manufacturing Fitness Wellness & Fitness Other industries Retail Media Advertising & marketing Information technology IT Services Financial services

    Average Project Cost Breakdown

    $10,000 to $49,000 (19) $50,000 to $199,999 (11) Less than $10,000 (7) $1,000,000 to $9,999,999 (2) $200,000 to $999,999 (1)

    What Clients Have Said

    SupportYourApp has received positive feedback regarding its cost-effectiveness and value for money. Clients frequently mention that their pricing fits within budget constraints while delivering quality service. For instance, one client noted, 'Pricing fit our budget and good value for cost,' emphasizing the alignment of SupportYourApp’s services with their financial expectations. Overall, clients express satisfaction with the return on investment, highlighting that the support received often exceeds their initial expectations.
    Read All Reviews

    More responsive than most other service providers

    SupportYourApp is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
    View Profile Visit Website
    Hugo Inc. Logotype

    Hugo Inc.

    5.0 28 reviews
    Verified
    $1,000+
    < $25 / hr
    1,000 - 9,999
    Serves Zagreb, Croatia

    Services provided

    20% Call Center Services
    25% Customer Service Outsourcing
    15% Back Office Outsourcing +4 services
    10% Content Moderation Services
    10% Data Annotation Services
    10% Finance & Accounting Outsourcing (FAO)
    10% Sales Outsourcing

    Hugo Inc. | Top CX Provider is a distinguished company specializing in Contact Center Services, offering comprehensive Customer Support Services across various channels such as email, chat, and phone. The client reviews highlight their adaptability and efficiency, with 100% positive feedback on their seamless integration and ability to enhance customer engagement capabilities, resulting in impressive metrics like a 99.8% accuracy in order processing and fulfillment.

    See all 28 projects

    Reviews mention Well-executed projects

    Hugo has received overwhelmingly positive feedback regarding their execution of projects. Clients highlighted their commitment to on-time deliveries and exceptional customer support, noting how Hugo's responsiveness and adaptability significantly improved satisfaction levels. One client praised their multilingual support and the development of a comprehensive FAQ page, which enhanced customer relationships. Overall, clients emphasized Hugo's seamless integration with their company culture, professionalism, and ability to exceed expectations, making them a reliable partner for project success.
    • Customer Service Outsourcing for Gaming Company
      5.0 Aug 22, 2023

      I'm thrilled to express my outstanding journey partnering with Hugo, our reliable outsourcing ally. Hugo's unwavering commitment to on-time deliveries has been nothing short of impressive. Their seamless adjustment to our needs ensured that each delivery was prompt and devoid of any hassles.

      Read Full Review
    • Multilingual Customer Support for Beverage Company
      5.0 Aug 22, 2023

      Their commitment to delivering items on time has been truly remarkable. Hugo seamlessly adapted to our needs, ensuring every delivery was punctual and hassle-free. It's been a pleasure collaborating with a team that not only met our expectations but consistently exceeded them.

      Read Full Review
    Read All Reviews

    Industry Experience

    Hugo Inc. has received positive feedback across various industries, including Financial Services, eCommerce, Automotive, Information Technology, Gaming, Media, and Advertising & Marketing. Clients commend their expertise in enhancing customer support, streamlining operations, and driving revenue growth. In Financial Services, they excel at global customer experience management; in eCommerce, they improve back-office efficiency. Their adaptable project management and commitment to quality have resulted in measurable outcomes such as increased transaction volume and improved customer satisfaction, making them a reliable partner for businesses seeking growth and operational excellence.

    Read All Reviews

    Select Industry to see insights

    Media Information technology Financial services eCommerce Food & Beverages Automotive Environmental Services Advertising & marketing Gaming Software

    Average Project Cost Breakdown

    $50,000 to $199,999 (7) $200,000 to $999,999 (6) $10,000 to $49,000 (2)

    What Clients Have Said

    Clients consistently commend Hugo Inc. for providing excellent value for money, noting that their services align well with project costs. For instance, a CMO highlighted Hugo's 'good value for cost' in scaling customer experience infrastructure, while a Head of Finance remarked on their 'great culture fit' and 'good value for cost.' Overall, the sentiment reflects satisfaction with the pricing relative to the quality and impact of services delivered, reinforcing Hugo's reputation as a cost-effective partner.
    Read All Reviews

    View projects from:

    United States (9) Kenya (3) France (1) Netherlands (1) United Arab Emirates (1) England (1)
    View Profile Visit Website
  • Significo Logotype

    5.0 6 reviews
    $1,000+
    $25 - $49 / hr
    50 - 249
    Zagreb, Croatia

    Services provided

    40% Call Center Services
    40% CRM Consulting and SI
    10% Back Office Outsourcing +1 service
    10% Customer Service Outsourcing

    Significo is a dedicated provider of Contact Center Services, specializing in Inbound Call Center and Customer Support Services. Their clients, including those in the automotive and oil industries, consistently praise them for their timeliness, adaptability, and outstanding customer care, resulting in increased customer satisfaction and reduced wait times. Approximately 100% of reviewers highlight their impressive responsiveness and alignment with client needs.

    See all 6 projects

    Average Project Cost Breakdown

    Less than $10,000 (1) $50,000 to $199,999 (1)

    What Clients Have Said

    Clients consistently highlight Significo's competitive pricing and strong value for money. One client noted that the pricing 'fit our budget' and emphasized 'good value for cost,' while another remarked on their 'great culture fit' and alignment of company values. Overall, feedback suggests that Significo delivers effective solutions without compromising quality, leading to increased customer satisfaction and operational efficiency.
    Read All Reviews

    More responsive than most other service providers

    Significo is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
    3 of 3 Zagreb-based reviews are 5 stars
    $10,000 – $49,000 avg. project cost for Call Center Services services in Zagreb

    Zagreb-based Call Center Services project highlight

    Call Center Services for Automotive Services Company

    5.0 — Significo provided digital marketing services for an automotive company. The team worked on e-mobility and after-sales marketing campaigns. Read more
    Read Similar Reviews

    Review Rating from Clients

    5.0/5.0

    Quality

    5.0

    Schedule

    5.0

    Cost

    5.0

    Willing to Refer

    5.0

    Reviewers in Croatia highlight Significo's expertise in customer service, digital transformation, and support for automotive and energy sectors. Clients emphasize their fast, reliable execution, proactive communication, and commitment to continuous improvement and customer satisfaction.
    Read Local Reviews
    View Profile
  • Mplus Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10,000+
    Zagreb, Croatia

    Services provided

    30% Call Center Services
    20% AI Development
    20% HR Consulting +3 services
    10% Customer Service Outsourcing
    10% Digital Strategy
    10% Recruiting

    Founded in 2007, Mplus is a call center company. Their team provides Call Center Services and Artificial Intelligence.

    Read more
    View Profile
  • OB2B Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Zagreb, Croatia

    Services provided

    80% Sales Outsourcing
    20% Business Consulting

    OB2B is a small Sales Outsourcing company. Founded in 2013, the team specializes in Sales Outsourcing and Business Consulting.

    Read more
    View Profile

    • Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.

    Get My Matches
  • heloo Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    250 - 999
    Zagreb, Croatia

    Services provided

    10% Call Center Services
    80% Customer Service Outsourcing
    10% Sales Outsourcing

    Heloo, a Customer Service Outsourcing company, is based in Zagreb, Croatia. Founded in 2017, the team specializes in Customer Service Outsourcing and Call Center Services.

    Read more
    View Profile
  • ECHO Contact Center Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Zagreb, Croatia

    Services provided

    60% Call Center Services
    20% Back Office Outsourcing
    20% Customer Service Outsourcing

    ECHO Contact Center is a call center. In Boston, Massachusetts and Zagreb, Croatia, their midsize team offers Call Center Services and Back Office Outsourcing. The agency was launched in 2001.

    Read more

    Zagreb, Croatia

    Ulica grada Vukovara 284
    Zagreb, Croatia 10000

    151 - 200

    +385.1202.3600

    See All Locations (2)
    View Profile
  • ProCall Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Zagreb, Croatia

    Services provided

    100% Call Center Services

    ProCall is a midsize answering service headquartered in Zagreb, Croatia. The team focuses on Call Center Services.

    Read more
    View Profile
  • M+ Group Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Zagreb, Croatia

    Services provided

    30% Call Center Services
    20% Customer Service Outsourcing
    20% Marketing Strategy +2 services
    20% Sales Outsourcing
    10% Direct Marketing

    Phone answering service M+ Group is headquartered in Zagreb, Croatia. Established in 2007, the team specializes in Call Center Services and Marketing Strategy.

    Read more
    View Profile
  • Dekada Komunikacije Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Zagreb, Croatia

    Services provided

    50% Call Center Services
    20% Web Design
    20% Web Development +1 service
    10% Search Engine Optimization

    Small telephone answering service Dekada Komunikacije, is in Zagreb, Croatia. Their services include Call Center Services and Web Design.

    Read more
    View Profile
  • CoreX Logotype

    Not yet reviewed

    $10,000+
    < $25 / hr
    10 - 49
    Zagreb, Croatia

    Services provided

    25% Call Center Services
    55% Customer Service Outsourcing
    20% Back Office Outsourcing

    CoreX is a Customer Service Outsourcing company. In Zagreb, Croatia, the team focuses on Customer Service Outsourcing and Call Center Services.

    Read more
    View Profile
  • Virtual Office Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Zagreb, Croatia

    Services provided

    20% Back Office Outsourcing
    20% Ecommerce Marketing
    20% Sales Outsourcing +4 services
    10% Branding
    10% Business Consulting
    10% Corporate Training & Coaching
    10% Web Design

    Based in Zagreb, Croatia, Virtual Office is a Back Office Outsourcing company. The team focuses on Back Office Outsourcing and Sales Outsourcing.

    Read more
    View Profile
  • EQUESTRIS Logotype

    Not yet reviewed

    $10,000+
    Undisclosed
    2 - 9
    Zagreb, Croatia

    Services provided

    20% Call Center Services
    20% Business Consulting
    20% Digital Strategy +3 services
    20% Public Relations
    10% Branding
    10% Customer Service Outsourcing

    PR agency EQUESTRIS specializes in Public Relations and Digital Strategy. They are headquartered in Zagreb, Croatia.

    Read more
    View Profile
  • Lighthouse Advisory Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    2 - 9
    Zagreb, Croatia

    Services provided

    20% Custom Software Development
    20% Mobile App Development
    20% Web Development +6 services
    15% Sales Outsourcing
    5% Business Consulting
    5% Corporate Training & Coaching
    5% Product Design
    5% UX/UI Design
    5% Web Design

    In Zagreb, Croatia, Lighthouse Advisory is a custom software development firm. They provide Custom Software Development and Web Development.

    Read more
    View Profile
  • GELD DATA d.o.o. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Zagreb, Croatia

    Services provided

    10% Call Center Services
    40% IT Managed Services
    30% Back Office Outsourcing +2 services
    10% Customer Service Outsourcing
    10% Sales Outsourcing

    Founded in 1992, GELD DATA d.o.o. Is a small IT managed services company in Zagreb, Croatia. Their team offers IT managed services and Back Office Outsourcing.

    Read more
    View Profile
  • Apricot-Link Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    Žažina, Croatia

    Services provided

    100% Call Center Services

    Apricot-Link is a call center service. Based in Žažina, Croatia, the agency focuses on Call Center Services.

    Read more
    View Profile
  • City Connect Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    250 - 999
    Varaždin, Croatia

    Services provided

    20% Call Center Services
    20% IT Strategy Consulting
    20% Marketing Strategy +3 services
    20% Staffing
    10% Back Office Outsourcing
    10% Customer Service Outsourcing

    City Connect is a Marketing Strategy company. Located in Varaždin, Croatia, their team focuses on Marketing Strategy and IT strategy consulting.

    Read more
    View Profile
  • Troha Infinitus Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Velika Gorica, Croatia

    Services provided

    60% Call Center Services
    30% Sales Outsourcing
    10% Customer Service Outsourcing

    Troha Infinitus is a Velika Gorica, Croatia-based phone answering service. They specialize in Call Center Services and Sales Outsourcing.

    Read more
    View Profile
  • Tango Komunikacije Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Zagreb, Croatia

    Services provided

    54% Call Center Services
    36% Customer Service Outsourcing
    10% Market Research

    Tango Komunikacije is an answering service company. Headquartered in Zagreb, Croatia, the team provides Call Center Services and Customer Service Outsourcing.

    Read more
    View Profile
  • Echo Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Zagreb, Croatia

    Services provided

    50% Call Center Services
    50% Customer Service Outsourcing

    Phone answering service and Customer Service Outsourcing company Echo was founded in 2001. The company offers Call Center Services and Customer Service Outsourcing.

    Read more
    View Profile
  • Valdez Business Services Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9
    Varaždin, Croatia

    Services provided

    30% Call Center Services
    35% Web Design
    20% Marketing Strategy +1 service
    15% Translation

    Headquartered in Varaždin, Croatia, Valdez Business Services is a small web design agency. Their services include Web Design and Call Center Services.

    Read more
    View Profile

Tell us what you need — we’ll match you with top agencies in minutes.

Get My Matches
tracking image

Why Trust Clutch

At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.

Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.

Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.

We evaluate service providers using a structured methodology that combines:

  • In-depth client interviews and ratings
  • Comprehensive project details
  • Market presence
  • Portfolio examples and industry recognition

This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.

Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.

We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.

Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.

Ability to deliver
Focus
Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 Significo

List of the Top 1 Zagreb Call Center Companies & Voice Services

  1. Significo Logotype

    Significo

    $1,000+
    $25 - $49 / hr
    50 - 249
    Zagreb, Croatia

    Ability to deliver

    30/40.0
    16.6/20 Reviews
    7.8/10 Clients & Experience
    5.6/10 Market Presence

    Service focus

    40% Call Center Services
    60% Other
    View Profile Visit Website
  2. Mplus Logotype

    Mplus

    Undisclosed
    Undisclosed
    10,000+
    Zagreb, Croatia

    Ability to deliver

    6.7/40.0
    0/20 Reviews
    0/10 Clients & Experience
    6.7/10 Market Presence

    Service focus

    30% Call Center Services
    70% Other
    View Profile Visit Website
  3. OB2B Logotype

    OB2B

    $1,000+
    $25 - $49 / hr
    10 - 49
    Zagreb, Croatia

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    80% Sales Outsourcing
    20% Other
    View Profile Visit Website
  4. heloo Logotype

    heloo

    Undisclosed
    Undisclosed
    250 - 999
    Zagreb, Croatia

    Ability to deliver

    5.3/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    10% Call Center Services
    10% Sales Outsourcing
    80% Other
    View Profile Visit Website
  5. ECHO Contact Center Logotype

    ECHO Contact Center

    Undisclosed
    Undisclosed
    50 - 249
    Zagreb, Croatia

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    60% Call Center Services
    40% Other
    View Profile Visit Website
  6. ProCall Logotype

    ProCall

    Undisclosed
    Undisclosed
    50 - 249
    Zagreb, Croatia

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    100% Call Center Services
    View Profile Visit Website
  7. M+ Group Logotype

    M+ Group

    $1,000+
    $25 - $49 / hr
    10 - 49
    Zagreb, Croatia

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    30% Call Center Services
    20% Sales Outsourcing
    50% Other
    View Profile Visit Website
  8. Dekada Komunikacije Logotype

    Dekada Komunikacije

    Undisclosed
    Undisclosed
    10 - 49
    Zagreb, Croatia

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    50% Call Center Services
    50% Other
    View Profile Visit Website
  9. CoreX Logotype

    CoreX

    $10,000+
    < $25 / hr
    10 - 49
    Zagreb, Croatia

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    25% Call Center Services
    75% Other
    View Profile Visit Website
  10. Virtual Office Logotype

    Virtual Office

    Undisclosed
    Undisclosed
    2 - 9
    Zagreb, Croatia

    Ability to deliver

    5.2/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.2/10 Market Presence

    Service focus

    20% Sales Outsourcing
    80% Other
    View Profile Visit Website
  11. EQUESTRIS Logotype

    EQUESTRIS

    $10,000+
    Undisclosed
    2 - 9
    Zagreb, Croatia

    Ability to deliver

    4.9/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    20% Call Center Services
    80% Other
    View Profile Visit Website
  12. Lighthouse Advisory Logotype

    Lighthouse Advisory

    $1,000+
    $100 - $149 / hr
    2 - 9
    Zagreb, Croatia

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    15% Sales Outsourcing
    85% Other
    View Profile Visit Website
  13. GELD DATA d.o.o. Logotype

    GELD DATA d.o.o.

    Undisclosed
    Undisclosed
    2 - 9
    Zagreb, Croatia

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    10% Call Center Services
    10% Sales Outsourcing
    80% Other
    View Profile Visit Website
  14. Apricot-Link Logotype

    Apricot-Link

    $5,000+
    $25 - $49 / hr
    10 - 49
    Žažina, Croatia

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    100% Call Center Services
    View Profile Visit Website
  15. City Connect Logotype

    City Connect

    Undisclosed
    Undisclosed
    250 - 999
    Varaždin, Croatia

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    20% Call Center Services
    80% Other
    View Profile Visit Website
  16. Troha Infinitus Logotype

    Troha Infinitus

    $1,000+
    $25 - $49 / hr
    10 - 49
    Velika Gorica, Croatia

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    60% Call Center Services
    30% Sales Outsourcing
    10% Other
    View Profile Visit Website

Latest Call Centers Articles

See all articles
How to Build a Budget for Call Center Services [With Template] cover image

How to Build a Budget for Call Center Services [With Template]

Updated May 26, 2026
Sydney Wess

Call center costs can add up over time, so it’s important that companies establish a thorough budget plan before outsourcing.

Call Center Budget Template
Guide to Call Center Outsourcing cover image

Guide to Call Center Outsourcing

Updated March 24, 2026
Hannah Hicklen

Call center outsourcing is when a company hires a BPO service provider to handle inbound or outbound calls.

Call Center Outsourcing
How To Hire a Call Center in 4 Steps cover image

How To Hire a Call Center in 4 Steps

Updated March 24, 2026
Sydney Wess

Looking to hire a call center? Connecting with a reliable team has never been easier— check out our quick 4-step process to find the perfect partnership.

Call Center Outsourcing

Similar Categories

Related Services

Translation in Zagreb Real Estate in Zagreb BPO in Zagreb Human Resources in Zagreb Consulting in Zagreb

Specialties

Outbound Appointment Setting Lead Generation Virtual Receptionist Inbound Appointment Setting Answering Services Order Processing Third Party Verification Telemarketing
View More

Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.