Top 100 Call Center Services
The Best of December 2025
Outsourced call center services refer to handling incoming and outgoing calls on behalf of businesses to support functions such as customer service, lead generation, and appointment setting. Call center services are crucial to ensuring customers have a positive experience with their business before, during, and after purchasing. Investing in quality call center solutions is important for timely responses to key stakeholders, gathering feedback, and understanding customer preferences.
Call centers are a type of BPO that focuses on training and hiring dedicated agents who can handle customer inquiries, resolve customer issues and complaints, and provide technical support. They contribute to businesses' productivity and long-term success, allowing them to focus on core functions while managing customers professionally and efficiently.
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List of the Best Voice Services Providers on the Market
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$1,000+250 - 999 employeesOrlando, FLRead More
Answering service company XACT was founded in 1998. Their midsize team is in Orlando, Florida and Unity, Maine. XACT focuses on Call Center Services, Customer Service Outsourcing, Sales Outsourcing, Back Office Outsourcing, and more.
Industries
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$1,000+1,000 - 9,999 employeesChicago, ILEstablished in 2017, Hugo Inc. Is a Customer Service Outsourcing company. The agency specializes in Customer Service Outsourcing, Call Center Services, Back Office Outsourcing, Content Moderation Services, and more and has a large team. The agency is in Chicago, Illinois and Lagos, Nigeria.Read More
Industries
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3961Undisclosed10 - 49 employeesPortland, MESmall call center company USAnswer, is headquartered in Portland, Maine. Their services include Call Center Services.Read More
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3962Undisclosed10 - 49 employeesBaton Rouge, LATelesec, Inc. Is a small call center company. They provide Call Center Services and Back Office Outsourcing and were launched in 1972.Read More
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3963Undisclosed50 - 249 employeesCovington, LACall center The Doctors' Exchange, Inc provides Call Center Services and Back Office Outsourcing. They were founded in 1921.Read More
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3964Undisclosed50 - 249 employeesCarencro, LALaunched in 1954, Dexcomm Answering Service is a midsize call center company. Their services include Call Center Services and Back Office Outsourcing.Read More
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3965Undisclosed2 - 9 employeesJonesboro, ARPCS OnCall is a call center. They provide Call Center Services and were established in 1985.Read More
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3966Undisclosed2 - 9 employeesGurdon, ARMogofoal Ltd is a call center established in 2020. The team offers Call Center Services.Read More
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3967Undisclosed1,000 - 9,999 employeesSantiago De Los Caballeros, Dominican RepublicData Vimenca is a large Santiago De Los Caballeros, Dominican Republic-based telephone answering service. Their services include Call Center Services and Back Office Outsourcing.Read More
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3968Undisclosed10 - 49 employeesSanto Domingo, Dominican RepublicSynergy World Call Center is an answering service founded in 2012. The team provides Call Center Services and Customer Service Outsourcing and is based in Santo Domingo, Dominican Republic.Read More
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3969Undisclosed250 - 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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3970Undisclosed50 - 249 employeesHong Kong, Hong KongDirect Marketing company Datatrade Group is based in Hong Kong, Hong Kong. Their services include Direct Marketing and CRM consulting and SI.Read More
Industries
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3971UndisclosedFreelancer employeesEspoo, FinlandLaunched in 2017, STEVN Technologies AB is a small Espoo, Finland-based Sales Outsourcing company. Their services include Sales Outsourcing.Read More
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3972Undisclosed2 - 9 employeesHelsinki, FinlandSales Outsourcing company LiveRing Oy was established in 2014. The team offers Sales Outsourcing.Read More
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3973Undisclosed50 - 249 employeesHelsinki, FinlandNordic Sales Crew Oy is a Sales Outsourcing company in Helsinki, Finland. Their services include Sales Outsourcing.Read More
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3974Undisclosed50 - 249 employeesChennai, IndiaHeadquartered in Wichita, Kansas and Chennai, India, Alltres is a midsize call center service. The team specializes in Call Center Services.Read More
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3975Undisclosed10 - 49 employeesMünchen, GermanyPBS Sales is a Sales Outsourcing company. In München, Germany, the company was founded in 1993. Their team focuses on Sales Outsourcing.Read More
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3976Undisclosed10 - 49 employeesSales Outsourcing company Hörer und Flamme was founded in 2014. The firm offers Sales Outsourcing and Call Center Services, and is small.Read More
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3977Undisclosed10 - 49 employeesKifisia, GreeceACCESSIA LP is a call center. Launched in 2016, the agency is based in Kifisia, Greece. Their team provides Call Center Services and Back Office Outsourcing.Read More
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3978Undisclosed10 - 49 employeesSikies, GreeceOthisi is a Sales Outsourcing company based in Sikies, Greece. They provide Sales Outsourcing and Call Center Services.Read More
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3979Undisclosed50 - 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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3980Undisclosed250 - 999 employeesBasel, SwitzerlandCall center service Callpoint AG was established in 2007. The midsize team focuses on Call Center Services and Customer Service Outsourcing.Read More
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3981Undisclosed250 - 999 employeesCheyenne, WYWorkaholics is a Customer Service Outsourcing company. Based in Cheyenne, Wyoming, the firm offers Customer Service Outsourcing and Web Development.Read More
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3982Undisclosed50 - 249 employeesHelsinki, FinlandPhone answering service Dynava Oy was founded in 1978. The team specializes in Call Center Services and Back Office Outsourcing and is headquartered in Helsinki, Finland.Read More
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3983Undisclosed10 - 49 employeesCheyenne, WYAKA Management is a small answering service. Launched in 2011, the team specializes in Call Center Services.Read More
Industries
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3984Undisclosed1,000 - 9,999 employeesGuadalajara, MexicoIntelya is an answering service company. They are headquartered in Guadalajara, Mexico and have large team. Their services include Call Center Services and Back Office Outsourcing.Read More
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3985Undisclosed10 - 49 employeesCYG Contact Center is a small Guadalajara, Mexico-based call center service. Their services include Call Center Services.Read More
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3986Undisclosed10 - 49 employeesPortland, ORFounded in 2018, TDR way is a Sales Outsourcing company. The company focuses on Sales Outsourcing, and is small.Read More
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3987Undisclosed10 - 49 employeesPortland, ORLead Savvy, a Sales Outsourcing company, was launched in 2006. The small team specializes in Sales Outsourcing.Read More
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3988Undisclosed10 - 49 employeesPortland, METhe Endurance Group is a small Sales Outsourcing company founded in 1999. Their services include Sales Outsourcing and Social Media Marketing.Read More
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3989Undisclosed1,000 - 9,999 employeesYIDATEC Co., Ltd., an IT managed services company, was established in 2006. Headquartered in Dalian, China, the team specializes in IT managed services and IoT development.Read More
Industries
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3990Undisclosed50 - 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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