Top 100 Call Center Services
The Best of October 2026
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, FLXACT, an answering service company, was founded in 1996. Their midsize team is in Orlando, Florida and Unity, Maine. The agency specializes in Call Center Services, Customer Service Outsourcing, Back Office Outsourcing, and Staffing.Read 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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3511$1,000+50 - 249 employeesSulzbach (Taunus), GermanyEGENTIC is a Sulzbach (Taunus), Germany-based Sales Outsourcing company. Established in 2001, the team specializes in Sales Outsourcing and Email Marketing.Read More
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3512$1,000+2 - 9 employeesOberursel (Taunus), GermanyEnVoice is a phone answering service launched in 2004. Their services include Call Center Services and Sales Outsourcing.Read More
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3513$1,000+10 - 49 employeesDublin, IrelandAnswering service company CallPageboy Call Centre is located in Dublin, Ireland. They focus on Call Center Services and Sales Outsourcing and were launched in 1972.Read More
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3514$1,000+50 - 249 employeesRoma, Italy3D2B is a Roma, Italy-based phone answering service. The team offers Call Center Services and Email Marketing.Read More
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3515$1,000+1,000 - 9,999 employeesParis, FranceLarge call center service IPG, is in Paris, France. Their services include Call Center Services and Sales Outsourcing.Read More
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3516$1,000+250 - 999 employeesSheffield, EnglandVoice Marketing Ltd, a call center, was launched in 2006. They focuses on Call Center Services and Customer Service Outsourcing.Read More
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3517$1,000+10,000+ employeesCorsico, ItalyEstablished in 1989, COMDATA Group is a large call center in Corsico, Italy and Istanbul, Türkiye. Their team provides Call Center Services and Customer Service Outsourcing.Read More
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3518$1,000+50 - 249 employeesOslo, NorwayDRS Telemarketing is a call center company. Located in Oslo, Norway, their midsize team specializes in Call Center Services and Sales Outsourcing. The firm was launched in 2004.Read More
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3519$1,000+2 - 9 employeesMünchen, GermanyLEADHUNTER is a telephone answering service. Their small team is headquartered in München, Germany. Their services include Call Center Services and Sales Outsourcing.Read More
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3520$1,000+50 - 249 employeesOslo, NorwayProffCom AS, a midsize call center, is based in Oslo, Norway. Their services include Call Center Services and Sales Outsourcing.Read More
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3521$1,000+50 - 249 employeesAarhus, DenmarkThe Call Company A/S is a call center service. Their team is headquartered in Aarhus, Denmark and provides Call Center Services and Business Consulting.Read More
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3522$1,000+10 - 49 employeesViby J, DenmarkHeadquartered in Viby J, Denmark, Valeur A/S is a call center service. Their services include Call Center Services and Sales Outsourcing.Read More
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3523$1,000+50 - 249 employeesKöln, GermanyOffice Call-Center GmbH is a telephone answering service. They were founded in 1998 and focus on Call Center Services and Customer Service Outsourcing.Read More
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3524$1,000+250 - 999 employeesMilano, ItalyEstablished in 2016, Covisian is a Customer Service Outsourcing company. The team offers Customer Service Outsourcing and Call Center Services.Read More
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3525$1,000+50 - 249 employeesHelsinki, FinlandSuoramarkkinointi Mega Oy is a midsize telephone answering service. They provide Call Center Services and Sales Outsourcing and were launched in 1986.Read More
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3526$1,000+2 - 9 employeesLyon, FranceKeepcall, a small answering service company, is in Lyon, France. Their services include Call Center Services and Sales Outsourcing.Read More
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3527$1,000+2 - 9 employeesCheshire, EnglandLocated in Cheshire, England, UK Virtual Services is a small phone answering service. The team specializes in Call Center Services and Customer Service Outsourcing.Read More
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3528$1,000+10 - 49 employeesSAS. GROUPA2M is a call center service. They were launched in 2005 and focus on Call Center Services and Customer Service Outsourcing.Read More
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3529$1,000+250 - 999 employeesBarcelona, SpainCPM International is a Barcelona, Spain-based call center company. They offer Call Center Services and Customer Service Outsourcing and were established in 2004.Read More
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3530$1,000+250 - 999 employeesBarcelona, SpainNewco , an answering service company, was launched in 2010. The team provides Call Center Services and Customer Service Outsourcing.Read More
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3531$1,000+250 - 999 employeesMachelen, BelgiumIn2com, an answering service, focuses on Call Center Services and Business Consulting. The agency is based in Machelen, Belgium.Read More
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3532$1,000+250 - 999 employeesOostende, BelgiumCall-IT is a Business Consulting company. Founded in 1986, the firm specializes in Business Consulting and Call Center Services.Read More
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3533$1,000+2 - 9 employeesHamburg, GermanyTZH Telemarketing Zentrale is a telephone answering service. Their small team is based in Hamburg, Germany. Their team specializes in Call Center Services.Read More
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3534$1,000+1,000 - 9,999 employeesHamburg, GermanyGetaline GmbH, a phone answering service, was launched in 1994. They offers Call Center Services and Email Marketing.Read More
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3535$1,000+50 - 249 employeesAvesta, SwedenAvesta Teletjänst, a midsize call center service, is based in Avesta, Sweden. Their services include Call Center Services.Read More
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3536$1,000+50 - 249 employeesStuttgart, GermanyTMS Stuttgart is an answering service. They are in Stuttgart, Germany and have midsize team. Their services include Call Center Services and Business Consulting.Read More
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3537$1,000+10 - 49 employeesShinjuku City, JapanAGREX is a call center launched in 1965. The team offers Call Center Services and CRM consulting and SI and is in Shinjuku City, Japan.Read More
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3538$1,000+50 - 249 employeesBunkyo City, JapanInSure, a midsize telephone answering service, is located in Bunkyo City, Japan. The team provides Call Center Services and Mobile App Development.Read More
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3539$5,000+1,000 - 9,999 employeesKuala Lumpur, MalaysiaEstablished in 1991, VADS Berhad is a large phone answering service in Kuala Lumpur, Malaysia. Their team specializes in Call Center Services and cloud consulting & SI.Read More
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3540$5,000+10 - 49 employeesKuala Lumpur, MalaysiaEstablished in 2015, Chima Services Sdn Bhd is a small call center based in Kuala Lumpur, Malaysia. Their team provides Call Center Services and CRM consulting and SI.Read More
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Connect with a Call Centers that received the most new reviews in the past 12 months.
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