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Top Telemarketing Companies in Serbia

Ratings Updated: June 14, 2026
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1 Leaders 9 Contenders

10 Companies

Country: Serbia
Outbound Services: B2C Telemarketing & telesales

List of the Top Serbia Telemarketing Services

  • Featured

    What are Featured Providers?

    six eleven global services Logotype

    six eleven global services

    4.8 10 reviews
    Verified
    $1,000+
    < $25 / hr
    1,000 - 9,999
    Serves Serbia

    Services provided

    40% Call Center Services
    30% Back Office Outsourcing
    30% Customer Service Outsourcing

    Focus Areas

    Six Eleven Global Services is a customer support services provider specializing in call handling and customer service operations. The company has garnered positive feedback, with reviewers highlighting their exceptional responsiveness and alignment with company values. A significant 100% of reviewers commend their swift one-hour response times and the cultural fit, without any noted areas for improvement.

    See all 10 projects

    Reviews mention Easy to work with

    Clients consistently express that working with six eleven global services is a seamless experience. One reviewer highlighted the ease of communication, noting their support in English and the local language, enhancing collaboration. Another emphasized their responsiveness and friendly demeanor, stating that the team is always available when needed. Overall, the sentiment reflects a strong appreciation for six eleven's commitment and accessibility, making them a reliable partner for ongoing projects.
    • BPO Services for Telecommuniactions & IT Services Company
      4.5 Feb 15, 2023

      Working with six eleven is very easy. They’re very responsive and friendly, and they’re always there for us when we need them. Their entire team, including their CEO, is very communicative and provides fast responses.

      Read Full Review
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    Average Project Cost Breakdown

    $50,000 to $199,999 (2) $200,000 to $999,999 (2) $1,000,000 to $9,999,999 (1)

    What Clients Have Said

    Clients generally express satisfaction with the cost-effectiveness and value for money provided by Six Eleven Global Services. Feedback highlights that their pricing aligns with client budgets while delivering high-quality services. One client noted, 'Pricing fits our budget; good value for cost,' while another emphasized, 'They provide excellent support' and maintain project accuracy over 95%. Overall, the sentiment reflects that clients perceive Six Eleven as a reliable partner that balances quality and affordability.
    Read All Reviews

    More responsive than most other service providers

    six eleven global services 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 projects from:

    United States (6) Canada (1) Malaysia (1)
    View Profile Visit Website
    SalesRoads Logotype

    SalesRoads

    4.9 65 reviews
    Premier Verified
    $5,000+
    Undisclosed
    50 - 249
    Serves Serbia

    Services provided

    10% Call Center Services
    80% Sales Outsourcing
    10% Email Marketing

    Focus Areas

    100% Customer Surveys & Market Research Calls

    SalesRoads is a call center service provider specializing in outbound call center and telemarketing services, emphasizing lead generation and sales growth. Their reviews highlight a strong ability to enhance leads and generate qualified prospects, with over 80% of feedback noting their efficiency and organizational skills. Clients appreciate their consistent project management and commitment to understanding client needs, while areas for improvement include initial onboarding processes.

    See all 65 projects
    28 of 38 Call Center Services reviews are 5 stars
    $50,000 – $199,999 avg. project cost

    Call Center Services PROJECT HIGHLIGHT

    Appointment Setting Services for Material Handling Company

    5.0 — SalesRoads (formerly VSA Prospecting) managed lead generation and appointment setting for a material handling company. The team works hand-in-hand with the client to develop scripts and narrow down Read more
    Read 38 Reviews

    Industry Experience

    SalesRoads has demonstrated strong expertise across various industries, including Information Technology, Financial Services, Manufacturing, Real Estate, and Education. Clients highlight their effectiveness in lead generation and appointment setting, achieving consistent results such as increased sales and qualified leads. The overall feedback is overwhelmingly positive, with particular emphasis on their project management, adaptability, and responsiveness. Companies in need of sales development support or market penetration strategies, especially in technology and financial sectors, would find SalesRoads to be a valuable partner.

    Read All Reviews

    Select Industry to see insights

    Software Manufacturing Real estate Financial services Design Healthcare Business services Nonprofit IT Services Engineering Human Resources Consumer Products Other Industry Education Retail Advertising & marketing Information technology Legal

    Average Project Cost Breakdown

    $50,000 to $199,999 (24) $10,000 to $49,000 (17) $200,000 to $999,999 (6) Less than $10,000 (1)

    What Clients Have Said

    Overall feedback regarding SalesRoads' cost and value indicates a strong sentiment of satisfaction among clients. Many reviews highlight the company's competitive pricing and the high return on investment achieved. For instance, one client noted a 10% increase in leads and revenue, while another emphasized consistent appointment setting, leading to substantial growth in their client base. Clients appreciate the value for money, often stating that SalesRoads exceeds expectations in delivering qualified leads and effective communication.
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    View projects from:

    United States (61) Canada (2) Austria (1) Spain (1)
    View Profile Visit Website
  • Silver Bell Group Logotype

    5.0 5 reviews
    Undisclosed
    Undisclosed
    250 - 999
    Beograd, Serbia

    Services provided

    20% Call Center Services
    20% Sales Outsourcing
    10% Customer Service Outsourcing +10
    5% Back Office Outsourcing
    5% Content Marketing
    5% Finance & Accounting Outsourcing (FAO)
    5% Graphic Design
    5% HR Consulting
    5% Mobile App Development
    5% Social Media Marketing
    5% UX/UI Design
    5% Web Design
    5% Web Development

    Focus Areas

    25% B2C Telemarketing & telesales
    25% Collections Recovery Services
    25% Customer Surveys & Market Research Calls +1
    25% Third party verification

    Silver Bell Group is a versatile provider of Contact Center Services, offering robust Customer Support Services, Inbound and Outbound Call Center capabilities, and Telemarketing Services. Over 90% of reviews highlight their exceptional service quality and efficiency, with clients praising their flexibility, ethics, and impressive results in delivering tailored solutions and scalable growth-enhancing models.

    See all 5 projects

    Reviews mention Hard working

    Clients consistently commend Silver Bell Group for their hardworking team, emphasizing their impressive work ethics and flexibility. A Director at Bullwaves noted the team's quick resolution of issues and effective recruitment processes, which significantly improved their operations. The client highlighted that the quality of candidates exceeded expectations, attributing their operational growth to Silver Bell's dedicated support and commitment to excellence.
    • Recruitment Services for Outsourcing Company
      5.0 Jul 29, 2025

      Everything was handled pretty fast and with no issues. The project still runs, that's enough to say that the performance is amazing on each field. Their working ethics and flexibility were impressive.

      Read Full Review
    Read All Reviews
    2 of 2 Call Center Services reviews are 5 stars
    2 new reviews for Call Center Services in past 6 months
    $200,000 – $999,999 avg. project cost

    Call Center Services PROJECT HIGHLIGHT

    Recruitment Services for Outsourcing Company

    5.0 — Silver Bell Group provided recruitment services for an outsourcing company. The team recruited and onboarded resources for several roles, offered ongoing performance tracking, and handled the Read more
    Read 2 Reviews

    Industry Experience

    Silver Bell Group has demonstrated strong expertise across various industries, including Financial Services, Business Services, Advertising & Marketing, and Production. Clients consistently commend their high-quality talent acquisition, operational support, and effective lead generation strategies. Feedback highlights their responsiveness, professionalism, and adaptability, positioning them as a reliable partner for companies seeking scalability and efficiency. Overall, the sentiment is highly positive, suggesting a strong fit for businesses in need of robust staffing and operational solutions.

    Read All Reviews

    Select Industry to see insights

    Advertising & marketing Financial services Business services Other Industry

    View projects from:

    Netherlands (1) Serbia (1) United Arab Emirates (1) Turkey (1)
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  • Trizma Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    250 - 999
    Beograd, Serbia

    Services provided

    30% Call Center Services
    20% Back Office Outsourcing
    10% BI & Big Data Consulting & SI +4
    10% Business Consulting
    10% HR Consulting
    10% IT Managed Services
    10% Sales Outsourcing

    Focus Areas

    50% B2C Telemarketing & telesales
    50% Customer Surveys & Market Research Calls

    Trizma, a call center service, specializes in Call Center Services and Back Office Outsourcing. The firm is headquartered in Beograd, Serbia.

    Read more
    View Profile
  • The Contact Service Logotype

    Not yet reviewed

    $5,000+
    < $25 / hr
    50 - 249
    Beograd, Serbia

    Services provided

    30% Call Center Services
    40% Customer Service Outsourcing
    15% Finance & Accounting Outsourcing (FAO) +2
    10% Back Office Outsourcing
    5% Content Marketing

    Focus Areas

    100% B2C Telemarketing & telesales

    Customer Service Outsourcing company The Contact Service was founded in 2014. The midsize team specializes in Customer Service Outsourcing and Call Center Services.

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  • lalallalalala Logotype

    Not yet reviewed

    $5,000+
    < $25 / hr
    50 - 249
    Beograd, Serbia

    Services provided

    27% Call Center Services
    18% Back Office Outsourcing
    15% Customer Service Outsourcing +8
    10% Finance & Accounting Outsourcing (FAO)
    10% IT Managed Services
    5% Business Consulting
    5% Corporate Training & Coaching
    5% HR Outsourcing
    2% Recruiting
    2% Staffing
    1% HR Consulting

    Focus Areas

    67% B2C Telemarketing & telesales
    33% Customer Surveys & Market Research Calls

    Lalallalalala is a Beograd, Serbia-based call center. Founded in 2020, the team specializes in Call Center Services and Back Office Outsourcing.

    Read more
    View Profile
  • EURODESK Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    50 - 249
    Beograd, Serbia

    Services provided

    65% Call Center Services
    20% Customer Service Outsourcing
    15% IT Managed Services

    Focus Areas

    100% B2C Telemarketing & telesales

    EURODESK, an answering service company, was founded in 2011. The team offers Call Center Services and Customer Service Outsourcing and is located in Beograd, Serbia.

    Read more
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  • Rely Staff Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    Novi Sad, Serbia

    Services provided

    30% Call Center Services
    30% Back Office Outsourcing
    30% Customer Service Outsourcing +1
    10% Sales Outsourcing

    Focus Areas

    25% B2C Telemarketing & telesales
    25% Collections Recovery Services
    25% Customer Surveys & Market Research Calls +1
    25% Third party verification

    Rely Staff is a call center established in 2021. The team focuses on Call Center Services and Back Office Outsourcing and is located in Novi Sad, Serbia.

    Read more
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  • AMC Global Solutions Logotype

    Not yet reviewed

    $5,000+
    < $25 / hr
    10 - 49
    Beograd, Serbia

    Services provided

    50% Call Center Services
    50% Customer Service Outsourcing

    Focus Areas

    30% B2C Telemarketing & telesales
    25% Customer Surveys & Market Research Calls
    25% Third party verification +1
    20% Collections Recovery Services

    AMC Global Solutions is a Beograd, Serbia-based call center company and Customer Service Outsourcing company. Founded in 2023, the team offers Call Center Services and Customer Service Outsourcing.

    Read more
    View Profile
  • Callosseum Call Centre Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Beograd, Serbia

    Services provided

    50% Call Center Services
    25% Customer Service Outsourcing
    25% Sales Outsourcing

    Focus Areas

    100% B2C Telemarketing & telesales

    Callosseum Call Centre is a call center company in Beograd, Serbia. They specialize in Call Center Services and Sales Outsourcing.

    Read more
    View Profile
  • ICM International Call Center Marketing Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Beograd, Serbia

    Services provided

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

    Focus Areas

    50% B2C Telemarketing & telesales
    50% Customer Surveys & Market Research Calls

    ICM International Call Center Marketing is a call center service launched in 2014. The team specializes in Call Center Services and Sales Outsourcing and is located in Beograd, Serbia.

    Read more
    View Profile
  • Intelli Solutions S.A. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Beograd, Serbia

    Services provided

    20% Call Center Services
    20% Back Office Outsourcing
    20% Business Consulting +2
    20% Custom Software Development
    20% Customer Service Outsourcing

    Focus Areas

    100% B2C Telemarketing & telesales

    Intelli Solutions S.A. Is a custom software development company. The team provides Custom Software Development and Business Consulting, and the company is based in Athina, Greece and Nicosia,

    Read more

    Beograd, Serbia

    Pancevacki Put 38 P.C.
    Beograd, Serbia 11000

    16 - 20

    +381 113319317

    See All Locations (4)
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1 Silver Bell Group

List of the Top 1 Serbia Telemarketing Services

  1. Silver Bell Group Logotype

    Silver Bell Group

    Undisclosed
    Undisclosed
    250 - 999
    Beograd, Serbia

    Ability to deliver

    26.9/40.0
    17.6/20 Reviews
    2.8/10 Clients & Experience
    6.5/10 Market Presence

    Service focus

    20% Call Center Services
    25% B2C Telemarketing & telesales
    80% Other
    View Profile Visit Website
  2. Trizma Logotype

    Trizma

    $1,000+
    $25 - $49 / hr
    250 - 999
    Beograd, Serbia

    Ability to deliver

    5.5/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.5/10 Market Presence

    Service focus

    30% Call Center Services
    50% B2C Telemarketing & telesales
    70% Other
    View Profile Visit Website
  3. The Contact Service Logotype

    The Contact Service

    $5,000+
    < $25 / hr
    50 - 249
    Beograd, Serbia

    Ability to deliver

    5.2/40.0
    0/20 Reviews
    1.2/10 Clients & Experience
    4/10 Market Presence

    Service focus

    30% Call Center Services
    100% B2C Telemarketing & telesales
    70% Other
    View Profile Visit Website
  4. lalallalalala Logotype

    lalallalalala

    $5,000+
    < $25 / hr
    50 - 249
    Beograd, Serbia

    Ability to deliver

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

    Service focus

    27% Call Center Services
    67% B2C Telemarketing & telesales
    73% Other
    View Profile Visit Website
  5. EURODESK Logotype

    EURODESK

    $1,000+
    $25 - $49 / hr
    50 - 249
    Beograd, Serbia

    Ability to deliver

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

    Service focus

    65% Call Center Services
    100% B2C Telemarketing & telesales
    35% Other
    View Profile Visit Website
  6. Rely Staff Logotype

    Rely Staff

    $1,000+
    < $25 / hr
    10 - 49
    Novi Sad, Serbia

    Ability to deliver

    6.3/40.0
    0/20 Reviews
    1.8/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    30% Call Center Services
    25% B2C Telemarketing & telesales
    70% Other
    View Profile Visit Website
  7. AMC Global Solutions Logotype

    AMC Global Solutions

    $5,000+
    < $25 / hr
    10 - 49
    Beograd, Serbia

    Ability to deliver

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

    Service focus

    50% Call Center Services
    30% B2C Telemarketing & telesales
    50% Other
    View Profile Visit Website
  8. Callosseum Call Centre Logotype

    Callosseum Call Centre

    Undisclosed
    Undisclosed
    10 - 49
    Beograd, Serbia

    Ability to deliver

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

    Service focus

    50% Call Center Services
    100% B2C Telemarketing & telesales
    50% Other
    View Profile Visit Website
  9. ICM International Call Center Marketing Logotype

    ICM International Call Center Marketing

    Undisclosed
    Undisclosed
    50 - 249
    Beograd, Serbia

    Ability to deliver

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

    Service focus

    80% Call Center Services
    50% B2C Telemarketing & telesales
    20% Other
    View Profile Visit Website
  10. Intelli Solutions S.A. Logotype

    Intelli Solutions S.A.

    Undisclosed
    Undisclosed
    50 - 249
    Beograd, Serbia

    Ability to deliver

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

    Service focus

    20% Call Center Services
    100% B2C Telemarketing & telesales
    80% Other
    View Profile Visit Website

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Specialties

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Popular Locations in Serbia

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