# Top Call Center Services & Voice Services in Zagreb Recommended Call Centers companies in Zagreb include Significo, Mplus, OB2B, heloo, ECHO Contact Center, ProCall, M+ Group, Dekada Komunikacije, CoreX, Virtual Office. 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](#why-trust-clutch) ## List of the Best Top Call Center Services & Voice Services in Zagreb Ratings Updated: Sep 12, 2026 ### [Significo](https://clutch.co/profile/significo) #### 5 out of 5 star rating (6 reviews) - $1,000+ minimum project size - $25 - $49 average hourly rate - 50 - 249 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 10% Back Office Outsourcing - 40% Call Center Services - 40% CRM Consulting and SI - 10% Customer Service Outsourcing #### Company description 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. [Visit Website](https://www.significo.hr/en/) #### 5.0 out of 5.0 rating for cost 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](https://clutch.co/profile/significo?verified=true#reviews) - Less than $10,000 (1 reviews) - $50,000 to $199,999 (1 reviews) #### Very responsive Significo is very responsive They are a great candidate to start a conversation with. Send them a short message or project inquiry. #### 3 Reviews mention Call Center Services in Zagreb - 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 5.0/5 — Significo provided digital marketing services for an automotive company. The team worked on e-mobility and after-sales marketing campaigns. [Read More](https://clutch.co/go-to-review/significo/385359) [Read Similar Reviews](https://clutch.co/profile/significo?location=10237&service_provided=field_pp_sl_call_center_services&verified=true#reviews) #### 3 reviews from clients near Zagreb Review Rating from Clients - 5.0 out of 5.0 - Overall: 5.0 - Quality: 5.0 - Schedule: 5.0 - Cost: 5.0 - Willing to Refer: 5.0 Croatian clients praise Significo for their responsiveness, clear communication, and ability to handle diverse projects like customer support, loyalty programs, and EV charging solutions. They value the company's reliability, quick delivery, and strong project management across various industries. [Read Local Reviews](https://clutch.co/profile/significo?verified=true#reviews) --- ### [Mplus](https://clutch.co/profile/mplus-1) - 10,000+ employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 20% AI Development - 30% Call Center Services - 10% Customer Service Outsourcing - 10% Digital Strategy - 20% HR Consulting - 10% Recruiting #### Company description Founded in 2007, Mplus is a call center company. Their team provides Call Center Services and Artificial Intelligence. [Visit Website](https://mplusgroup.eu/) --- ### [OB2B](https://clutch.co/profile/ob2b) - $1,000+ minimum project size - $25 - $49 average hourly rate - 10 - 49 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 20% Business Consulting - 80% Sales Outsourcing #### Company description OB2B is a small Sales Outsourcing company. Founded in 2013, the team specializes in Sales Outsourcing and Business Consulting. [Visit Website](https://ob2b.io) --- ### [heloo](https://clutch.co/profile/heloo) - 250 - 999 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 10% Call Center Services - 80% Customer Service Outsourcing - 10% Sales Outsourcing #### Company description 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. [Visit Website](https://heloo.com/) --- ### [ECHO Contact Center](https://clutch.co/profile/echo-contact-center) - 50 - 249 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 20% Back Office Outsourcing - 60% Call Center Services - 20% Customer Service Outsourcing #### Company description 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. [Visit Website](https://www.echocenter.com) #### 50% of employees work in Zagreb office Zagreb, Croatia Ulica grada Vukovara 284 151 - 200 employees +385.1202.3600 [See All Locations (2)](https://clutch.co/profile/echo-contact-center#location) --- ### [ProCall](https://clutch.co/profile/procall) - 50 - 249 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 100% Call Center Services #### Company description ProCall is a midsize answering service headquartered in Zagreb, Croatia. The team focuses on Call Center Services. [Visit Website](https://procall.hr/) --- ### [M+ Group](https://clutch.co/profile/m-group) - $1,000+ minimum project size - $25 - $49 average hourly rate - 10 - 49 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 30% Call Center Services - 20% Customer Service Outsourcing - 20% Marketing Strategy - 20% Sales Outsourcing - 10% Direct Marketing #### Company description Phone answering service M+ Group is headquartered in Zagreb, Croatia. Established in 2007, the team specializes in Call Center Services and Marketing Strategy. [Visit Website](http://www.mpluscc.com/hr) --- ### [Dekada Komunikacije](https://clutch.co/profile/dekada-komunikacije) - 10 - 49 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 50% Call Center Services - 10% Search Engine Optimization - 20% Web Design - 20% Web Development #### Company description Small telephone answering service Dekada Komunikacije, is in Zagreb, Croatia. Their services include Call Center Services and Web Design. [Visit Website](https://dekada.hr/) --- ### [CoreX](https://clutch.co/profile/corex) - $10,000+ minimum project size - < $25 average hourly rate - 10 - 49 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 20% Back Office Outsourcing - 25% Call Center Services - 55% Customer Service Outsourcing #### Company description CoreX is a Customer Service Outsourcing company. In Zagreb, Croatia, the team focuses on Customer Service Outsourcing and Call Center Services. [Visit Website](https://corex.cx/) --- ### [Virtual Office](https://clutch.co/profile/virtual-office-0) - 2 - 9 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 20% Back Office Outsourcing - 10% Branding - 10% Corporate Training & Coaching - 20% Ecommerce Marketing - 10% Business Consulting - 20% Sales Outsourcing - 10% Web Design #### Company description Based in Zagreb, Croatia, Virtual Office is a Back Office Outsourcing company. The team focuses on Back Office Outsourcing and Sales Outsourcing. [Visit Website](https://www.virtual-office.hr/) --- ### [EQUESTRIS](https://clutch.co/profile/equestris) - $10,000+ minimum project size - 2 - 9 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 10% Branding - 20% Call Center Services - 10% Customer Service Outsourcing - 20% Digital Strategy - 20% Business Consulting - 20% Public Relations #### Company description PR agency EQUESTRIS specializes in Public Relations and Digital Strategy. They are headquartered in Zagreb, Croatia. [Visit Website](https://equestris.hr/eng/) --- ### [Lighthouse Advisory](https://clutch.co/profile/lighthouse-advisory) - $1,000+ minimum project size - $100 - $149 average hourly rate - 2 - 9 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 5% UX/UI Design - 20% Custom Software Development - 5% Corporate Training & Coaching - 5% Business Consulting - 20% Mobile App Development - 5% Product Design - 15% Sales Outsourcing - 5% Web Design - 20% Web Development #### Company description In Zagreb, Croatia, Lighthouse Advisory is a custom software development firm. They provide Custom Software Development and Web Development. [Visit Website](https://www.lighthouse-advisory.io/) --- ### [GELD DATA d.o.o.](https://clutch.co/profile/geld-data-doo) - 2 - 9 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 30% Back Office Outsourcing - 10% Call Center Services - 10% Customer Service Outsourcing - 40% IT Managed Services - 10% Sales Outsourcing #### Company description 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. [Visit Website](https://geld.hr/) --- ### [Apricot-Link](https://clutch.co/profile/apricot-link) - $5,000+ minimum project size - $25 - $49 average hourly rate - 10 - 49 employees - Žažina, Croatia #### Services Provided - Allocation of Expertise by Percentage - 100% Call Center Services #### Company description Apricot-Link is a call center service. Based in Žažina, Croatia, the agency focuses on Call Center Services. [Visit Website](https://apricot-link.com/) --- ### [City Connect](https://clutch.co/profile/city-connect) - 250 - 999 employees - Varaždin, Croatia #### Services Provided - Allocation of Expertise by Percentage - 10% Back Office Outsourcing - 20% Call Center Services - 10% Customer Service Outsourcing - 20% IT Strategy Consulting - 20% Marketing Strategy - 20% Staffing #### Company description City Connect is a Marketing Strategy company. Located in Varaždin, Croatia, their team focuses on Marketing Strategy and IT strategy consulting. [Visit Website](https://citycc.eu/) --- ### [Troha Infinitus](https://clutch.co/profile/troha-infinitus) - $1,000+ minimum project size - $25 - $49 average hourly rate - 10 - 49 employees - Velika Gorica, Croatia #### Services Provided - Allocation of Expertise by Percentage - 60% Call Center Services - 10% Customer Service Outsourcing - 30% Sales Outsourcing #### Company description Troha Infinitus is a Velika Gorica, Croatia-based phone answering service. They specialize in Call Center Services and Sales Outsourcing. [Visit Website](http://www.infinitus-kroatien.eu/hr/) --- ### [Tango Komunikacije](https://clutch.co/profile/tango-komunikacije) - $1,000+ minimum project size - $25 - $49 average hourly rate - 10 - 49 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 54% Call Center Services - 36% Customer Service Outsourcing - 10% Market Research #### Company description Tango Komunikacije is an answering service company. Headquartered in Zagreb, Croatia, the team provides Call Center Services and Customer Service Outsourcing. [Visit Website](http://www.tango.hr/) --- ### [Echo](https://clutch.co/profile/echo) - $1,000+ minimum project size - $25 - $49 average hourly rate - 10 - 49 employees - Zagreb, Croatia #### Services Provided - Allocation of Expertise by Percentage - 50% Call Center Services - 50% Customer Service Outsourcing #### Company description Phone answering service and Customer Service Outsourcing company Echo was founded in 2001. The company offers Call Center Services and Customer Service Outsourcing. [Visit Website](http://www.echo-centar.hr/en) --- ### [Valdez Business Services](https://clutch.co/profile/valdez-business-services) - $1,000+ minimum project size - $25 - $49 average hourly rate - 2 - 9 employees - Varaždin, Croatia #### Services Provided - Allocation of Expertise by Percentage - 30% Call Center Services - 20% Marketing Strategy - 15% Translation - 35% Web Design #### Company description Headquartered in Varaždin, Croatia, Valdez Business Services is a small web design agency. Their services include Web Design and Call Center Services. [Visit Website](http://www.valdez.hr/en/) --- #### Get personalized agency matches based on your project goals. [Find the right fit](https://project.clutch.co/project-brief?source=directory_slide_in_CTA&BPB_adoption_source=directory) ## 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. 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