Top 20 Inbound Call Centers in Sofia
The Best of December 2025Looking for a top inbound call center in Sofia?
Inbound call centers can make all the difference to your business.
To assist you in your search for a partner, we’ve compiled this list of the top inbound call centers in Sofia. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Sofia Inbound Call Center Companies
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1$1,000+50 - 249 employeesSofia, BulgariaMarKam Solutions is a call center company. Their midsize team is in Sofia, Bulgaria and offers Call Center Services, Customer Service Outsourcing, Sales Outsourcing, IT managed services, and more. The agency was established in 2021.Read More
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2$5,000+50 - 249 employeesSofia, BulgariaRead More
Mercatus is a boutique BPO and ITO service and solution provider from Sofia, Bulgaria founded in 2018. With a team of about 20 employees, they offer their clientele voice services, business consulting, IT staff augmentation, back-office services, and more.
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3Undisclosed250 - 999 employeesSofia, BulgariaPontica Solutions is a Sofia, Bulgaria-based Customer Service Outsourcing company. Established in 2015, the midsize team offers Customer Service Outsourcing, Back Office Outsourcing, IT staff augmentation, AI Consulting, and more.Read More
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4Undisclosed50 - 249 employeesSofia, BulgariaRead More
Established in 2009, CXG Business Process Outsourcing is a midsize answering service company. Their services include voice services, non-voice bpo/back office services, and HR services. The company is located in Sofia, Bulgaria.
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5$1,000+10 - 49 employeesSofia, BulgariaRead More
Established in 2005, Infosource is a non-voice bpo/back office services company. Their small team is located in Sofia, Bulgaria and focuses on non-voice bpo/back office services and HR services.
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6$1,000+50 - 249 employeesСофия, BulgariaRead More
In София, Bulgaria, Euroccor JSC is a midsize answering service. Founded in 2005, the team provides voice services, non-voice bpo/back office services, and social media marketing.
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7$10,000+2 - 9 employeesSofia, BulgariaPowerSellers is a Sofia, Bulgaria-based sales outsourcing company. The company provides sales outsourcing, market research, and call center services and is small.The company was established in 2019.Read More
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8$1,000+10 - 49 employeesSofia, BulgariaEstablished in 2019, ODEON msc - A TTC brand is a Finance & Accounting Outsourcing (FAO) company. The team offers Finance & Accounting Outsourcing (FAO) and HR Consulting.Read More
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9$50,000+1,000 - 9,999 employeesSofia, BulgariaSixty K Ltd is a large Customer Service Outsourcing company. Founded in 2008, the team focuses on Customer Service Outsourcing and Back Office Outsourcing.Read More
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10Undisclosed1,000 - 9,999 employeesSalt Lake City, UTMarketStar is a Sales Outsourcing company. Established in 1988, the firm is in Ogden, Utah and Dublin, Ireland. Their services include Sales Outsourcing and Customer Service Outsourcing.Read More
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11$5,000+10 - 49 employeesSofia, BulgariaACS Bulgaria is a Customer Service Outsourcing company launched in 2022. The agency provides Customer Service Outsourcing and Staffing.Read More
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12$1,000+2 - 9 employeesSofia, BulgariaEuro Connect is a small phone answering service in Sofia, Bulgaria. The team offers Call Center Services and Customer Service Outsourcing.Read More
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13Undisclosed50 - 249 employeesBalsha, BulgariaLatiane Ltd, a midsize telephone answering service, is in Balsha, Bulgaria. Their services include Call Center Services and Recruitment Process Outsourcing.Read More
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14$5,000+2 - 9 employeesSofia, BulgariaRead More
Orpheus Solutions is an outsourcing company headquartered in Sofia, Bulgaria. Founded in 2018, they have a team of 5 employees. Their main focus lines are corporate training, business consulting, and voice services.
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15$1,000+2 - 9 employeesSofia, BulgariaAlba Center, a small phone answering service, is headquartered in Sofia, Bulgaria. The team focuses on Call Center Services and Sales Outsourcing.Read More
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16$1,000+2 - 9 employeesSofia, BulgariaCallhalla, an answering service and Customer Service Outsourcing company, was established in 2014. The small team offers Call Center Services and Customer Service Outsourcing.Read More
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