Top 100 Telemarketing Companies
The Best of December 2025Looking for a top telemarketing firm?
Telemarketing services are essential to finding a market for your goods or services. It can also help you acquire information on customers through a well-integrated pipeline.
That's why we've created this list of the best telemarketing agencies for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business.
Jump to Most Reviewed Companies
List of the Best Telemarketing Services
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1021Undisclosed250 - 999 employeesParis, FranceArselen Communication, a phone answering service, was established in 2009. The team provides Call Center Services and Customer Service Outsourcing and is based in Paris, France.Read More
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1022Undisclosed250 - 999 employeesAthina, GreeceMediatel S.A., is an Athina, Greece-based call center service. They focus on Call Center Services and Customer Service Outsourcing.Read More
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1023Undisclosed50 - 249 employeesArgiroupoli, GreeceTem Solutions PC. Is an Argiroupoli, Greece-based answering service. They offer Call Center Services and Marketing Strategy and were founded in 2019.Read More
Industries
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1024Undisclosed50 - 249 employeesStamford, CTPower BDC, a call center, offer Call Center Services and Customer Service Outsourcing. They were established in 2014.Read More
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1025Undisclosed2 - 9 employeesJonesboro, ARPCS OnCall is a call center. They provide Call Center Services and were established in 1985.Read More
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1026Undisclosed250 - 999 employeesAgios Dimitrios, GreeceIn Agios Dimitrios, Greece, BFS Group is a midsize telephone answering service. Their services include Call Center Services and Back Office Outsourcing.Read More
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1027Undisclosed50 - 249 employeesZug, SwitzerlandJK Development GmbH is a call center service and Customer Service Outsourcing company. They specialize in Call Center Services and Customer Service Outsourcing and are located in Zug, Switzerland.Read More
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1028Undisclosed50 - 249 employeesDenver, COElevation Connect is an answering service company. They are located in Denver, Colorado and have midsize team. They offer Call Center Services and Customer Service Outsourcing.Read More
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1029Undisclosed250 - 999 employeesEntra Group is a call center. Located in Fleurus, Belgium, the team focuses on Call Center Services and Back Office Outsourcing.Read More
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1030Undisclosed50 - 249 employeesRijswijk, NetherlandsKISS Marketing & Sales is a midsize call center service and Back Office Outsourcing company in Rijswijk, Netherlands. The team offers Call Center Services and Back Office Outsourcing.Read More
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1031Undisclosed50 - 249 employeesHồ Chí Minh, VietnamP.A Việt Nam is a phone answering service based in Hồ Chí Minh, Vietnam and Hà Nội, Vietnam. They specialize in Call Center Services and Customer Service Outsourcing.Read More
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1032Undisclosed250 - 999 employeesNantgarw, WalesConnect Assist is an answering service launched in 2006. The midsize team specializes in Call Center Services.Read More
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1033Undisclosed50 - 249 employeesNewcastle upon Tyne, EnglandInspired Outsourcing Limited is an answering service. Their midsize team is in Newcastle upon Tyne, England. Their services include Call Center Services.Read More
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1034Undisclosed250 - 999 employeesDubai, United Arab EmiratesOncall Call Center Services is an answering service. Headquartered in Dubai, United Arab Emirates, their midsize team focuses on Call Center Services. The firm was established in 2020.Read More
Industries
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1035Undisclosed250 - 999 employeesHo Chi Minh City, VietnamCallUS Call Center is a call center service headquartered in Ho Chi Minh City, Vietnam. Their services include Call Center Services and Customer Service Outsourcing.Read More
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1036Undisclosed250 - 999 employeesDnipro, UkraineWOW Corporation is a phone answering service. Their midsize team is located in Dnipro, Ukraine. Their team focuses on Call Center Services.Read More
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1037Undisclosed50 - 249 employeesTactical Development Solutions Ltd is an answering service. Based in Old Harbour, Jamaica, their midsize team offers Call Center Services and Back Office Outsourcing. The firm was launched in 2017.Read More
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1038Undisclosed50 - 249 employeesMontego Bay, JamaicaMidsize telephone answering service Platinum BPO Solutions, is in Montego Bay, Jamaica. The team focuses on Call Center Services and Customer Service Outsourcing.Read More
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1039Undisclosed2 - 9 employeesBéjaïa, AlgeriaAzul Call Center is an answering service company. They offer Call Center Services and Customer Service Outsourcing and were launched in 2010.Read More
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1040Undisclosed2 - 9 employeesBéjaïa, AlgeriaGlobal Link Communication is a small phone answering service in Béjaïa, Algeria. The team offers Call Center Services.Read More
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1041Undisclosed50 - 249 employeesBéjaïa, AlgeriaCandle Call is a Béjaïa, Algeria-based answering service. The team provides Call Center Services.Read More
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1042Undisclosed50 - 249 employeesChéraga, AlgeriaIcosnet is an answering service company. The team is headquartered in Chéraga, Algeria, and their services include Call Center Services and Cybersecurity.Read More
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1043Undisclosed2 - 9 employeesOran, AlgeriaNumerix is a phone answering service. In Oran, Algeria, the team offers Call Center Services and Back Office Outsourcing.Read More
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1044Undisclosed10 - 49 employeesSan Miguel, PeruCorelia Call Center is a small answering service company located in San Miguel, Peru. The team focuses on Call Center Services and Back Office Outsourcing.Read More
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1045Undisclosed250 - 999 employeesLima, PeruAnswering service Externa BPO & Contact Center was founded in 2011. The team focuses on Call Center Services and is headquartered in Lima, Peru.Read More
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1046Undisclosed10 - 49 employeesSan Isidro, PeruSmall answering service company Caltal Peru, is based in San Isidro, Peru. Their services include Call Center Services.Read More
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1047Undisclosed10 - 49 employeesSurquillo, PeruFRAVATEL, a telephone answering service, is based in Surquillo, Peru. Founded in 2007, the team focuses on Call Center Services.Read More
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1048Undisclosed1,000 - 9,999 employeesMontes Claros, BrazilCall center service and Customer Service Outsourcing company VGX Contact Center was founded in 2013. The agency provides Call Center Services and Customer Service Outsourcing, and is large.Read More
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1049Undisclosed250 - 999 employeesPorto Alegre, BrazilFounded in 2009, Explorer Call Center is an answering service company and Customer Service Outsourcing company. The team offers Call Center Services and Customer Service Outsourcing.Read More
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1050Undisclosed250 - 999 employeesBuenos Aires, ArgentinaNext Latinoamerica S.A. Is a midsize Buenos Aires, Argentina-based call center service. The team focuses on Call Center Services and Back Office Outsourcing.Read More
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