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
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4081Undisclosed50 - 249 employeesBogotá, ColombiaEstablished in 2012, Recovery & Services is a midsize Bogotá, Colombia-based telephone answering service. Their team offers Call Center Services.Read More
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4082Undisclosed1,000 - 9,999 employeesAsunción, ParaguayAvanza Paraguay S.A. Is a large telephone answering service based in Asunción, Paraguay. The team provides Call Center Services and Back Office Outsourcing.Read More
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4083Undisclosed1,000 - 9,999 employeesCustomer Service Outsourcing company Protection 1 Security Solutions was launched in 1988. The firm offers Customer Service Outsourcing and Sales Outsourcing.Read More
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4084Undisclosed50 - 249 employeesSandviken, SwedenEstablished in 2002, iTell AB is a call center. The team focuses on Call Center Services and is based in Sandviken, Sweden.Read More
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4085Undisclosed10 - 49 employeesIzmit, TürkiyePhone answering service Global Sales Solutions LLC was launched in 2021. The agency specializes in Call Center Services, and is small.Read More
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4086Undisclosed10 - 49 employeesBogotá, ColombiaCellvoz Cloud Services is an answering service company. Their small team is headquartered in Bogotá, Colombia. Their team provides Call Center Services and Other Marketing.Read More
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4087Undisclosed10 - 49 employeesVirtual Team CCS is a small Istanbul, Türkiye-based call center company. Their services include Call Center Services and Customer Service Outsourcing.Read More
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4088Undisclosed1,000 - 9,999 employeesBuenos Aires, ArgentinaFounded in 2010, IBR Latam is a Customer Service Outsourcing company. The firm provides Customer Service Outsourcing and Call Center Services, and is large.Read More
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4089Undisclosed50 - 249 employeesCaracas, VenezuelaPegaso Consulting is a Caracas, Venezuela-based phone answering service. They offer Call Center Services and Business Consulting.Read More
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4090Undisclosed50 - 249 employeesCCB - Call Center Boutique is a call center. They are in Buenos Aires, Argentina and have midsize team of experts. Their services include Call Center Services.Read More
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4091Undisclosed250 - 999 employeesCoconut Creek, FLAnswering service GLOBAL SMART BUSINESS is located in Coconut Creek, Florida and San Isidro, Peru. The team focuses on Call Center Services and Customer Service Outsourcing.Read More
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4092Undisclosed250 - 999 employeesLima, PeruCall center company and Labor & Employment Law company Law Firm Romero D' & Associates. Is based in Lima, Peru. They specialize in Call Center Services and Labor & Employment Law.Read More
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4093Undisclosed250 - 999 employeesSan Borja, PeruBáyental is an answering service company. Founded in 2010, the team provides Call Center Services and Back Office Outsourcing. The company is in San Borja, Peru.Read More
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4094Undisclosed250 - 999 employeesGOUT Global Outsourcing is a Customer Service Outsourcing company. They are located in Lima, Peru, and their services include Customer Service Outsourcing and Call Center Services.Read More
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4095Undisclosed250 - 999 employeesMiraflores, PeruTeleadvance is a Miraflores, Peru-based call center. They offer Call Center Services and were launched in 2004.Read More
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4096Undisclosed250 - 999 employeesBarranco, PeruPhone answering service and Customer Service Outsourcing company Contact was launched in 2012. The team specializes in Call Center Services and Customer Service Outsourcing and is in Barranco, Peru.Read More
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4097Undisclosed10 - 49 employeesSan Isidro, PeruNETVOX SAC is a San Isidro, Peru-based telephone answering service. They focus on Call Center Services and were established in 2013.Read More
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4098Undisclosed2 - 9 employeesEstablished in 2005, Eds Peru - Voip is a call center company. Their team focuses on Call Center Services.Read More
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4099Undisclosed250 - 999 employeesMontevideo, UruguayCasa Tres is a midsize Montevideo, Uruguay-based phone answering service. Their services include Call Center Services and Back Office Outsourcing.Read More
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4100Undisclosed50 - 249 employeesMontevideo, UruguayHeadquartered in Montevideo, Uruguay, COREFONE is an answering service. They specialize in Call Center Services.Read More
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4101Undisclosed10 - 49 employeesComunicaciones del Sur is an answering service. Their small team is located in Montevideo, Uruguay. Their team specializes in Call Center Services and Back Office Outsourcing.Read More
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4102Undisclosed50 - 249 employeesMontevideo, UruguayAvanza Uruguay is an answering service company. The agency is headquartered in Montevideo, Uruguay. Their services include Call Center Services and Ecommerce Marketing.Read More
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4103Undisclosed10 - 49 employeesContaccta Contact Center is a small Salto, Uruguay-based call center company. The team offers Call Center Services and Advertising.Read More
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4104Undisclosed50 - 249 employeesIstanbul, TürkiyeTur Assist is an Istanbul, Türkiye-based call center service. The team provides Call Center Services and Commercial Property Management.Read More
Industries
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4105Undisclosed250 - 999 employeesIstanbul, TürkiyeTempo BPO, a call center company, was launched in 2002. The midsize team focuses on Call Center Services and Back Office Outsourcing.Read More
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4106Undisclosed10 - 49 employeesIstanbul, TürkiyeCall center company TTM Call Group was established in 2020. The company focuses on Call Center Services and Back Office Outsourcing, and is small.Read More
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4107Undisclosed250 - 999 employeesIstanbul, TürkiyeForte A.Ş., a call center service, was launched in 2019. The firm focuses on Call Center Services and Graphic Design, and is midsize.Read More
Industries
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4108Undisclosed1,000 - 9,999 employeesAsunción, ParaguayIn Asunción, Paraguay, Voicenter Paraguay is a large call center company and Back Office Outsourcing company. The team specializes in Call Center Services and Back Office Outsourcing.Read More
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4109Undisclosed1,000 - 9,999 employeesTrainers BPO is a large Back Office Outsourcing company based in La Asuncion, Venezuela. The team focuses on Back Office Outsourcing and Call Center Services.Read More
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4110Undisclosed2 - 9 employeesIstanbul, TürkiyeConnect Call Center is a call center company. Founded in 2019, the team offers Call Center Services and Corporate Training & Coaching. The firm is based in Istanbul, Türkiye.Read More
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