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.
Jump to Most Reviewed Companies
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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3421$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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3422$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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3423$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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3424$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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3425$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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3426$1,000+1,000 - 9,999 employeesBarcelona, SpainSELLBYTEL, a call center, is in Barcelona, Spain. The team focuses on Call Center Services and Business Consulting.Read More
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3427$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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3428$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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3429$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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3430$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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3431$1,000+50 - 249 employeesHamburg, GermanyOptimafo is a midsize Hamburg, Germany-based call center company. The team focuses on Call Center Services and Business Consulting.Read More
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3432$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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3433$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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3434$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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3435$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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3436$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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3437$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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3438$1,000+50 - 249 employeesHa Noi, VietnamMOCAP Vietnam, a call center company, is located in Ha Noi, Vietnam. The team specializes in Call Center Services and Business Consulting.Read More
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3439$1,000+1,000 - 9,999 employeesAustin, TXHeadquartered in Austin, Texas, Evins Personnel Consultants is a large phone answering service. Their services include Call Center Services and Business Consulting.Read More
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3440$1,000+1,000 - 9,999 employeesDallas, TXChoice Specialists is an answering service. Established in 1999, the team offers Call Center Services and Finance & Accounting Outsourcing (FAO).Read More
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3441Undisclosed250 - 999 employeesBangkok, ThailandEstablished in 2007, Mocap Limited is a call center. The midsize team focuses on Call Center Services and Market Research.Read More
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3442Undisclosed250 - 999 employeesDubai, United Arab EmiratesCupola Group MEA, a call center and HR Consulting company, is based in Dubai, United Arab Emirates. The team specializes in Call Center Services and HR Consulting.Read More
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3443Undisclosed10 - 49 employeesDubai, United Arab EmiratesPROCESS- The Outsource Professionals, a call center service, is located in Dubai, United Arab Emirates. The team provides Call Center Services.Read More
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3444Undisclosed10 - 49 employeesDubai, United Arab EmiratesSmall phone answering service Back Office, is located in Dubai, United Arab Emirates. The team focuses on Call Center Services.Read More
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3445Undisclosed50 - 249 employeesDubai, United Arab EmiratesTelephone answering service City Services Consultancy provides Call Center Services and Sales Outsourcing. They were founded in 2006.Read More
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3446Undisclosed2 - 9 employeesDubai, United Arab EmiratesContact Center International is a small answering service headquartered in Dubai, United Arab Emirates. The team provides Call Center Services.Read More
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3447Undisclosed250 - 999 employeesAguadilla Pueblo, Puerto RicoBased in Aguadilla Pueblo, Puerto Rico, CommSense is a phone answering service and Customer Service Outsourcing company. Their services include Call Center Services and Customer Service Outsourcing.Read More
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3448Undisclosed10 - 49 employeesDubai, United Arab EmiratesCall center Integres Contact Center is headquartered in Dubai, United Arab Emirates. They provide Call Center Services and Sales Outsourcing and were founded in 2014.Read More
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3449Undisclosed50 - 249 employeesSan Juan, Puerto RicoFounded in 1988, VarMed Management is a call center service. The firm focuses on Call Center Services, and is midsize.Read More
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3450Undisclosed250 - 999 employeesWien, AustriaCall center Telebiz GmbH was established in 2001. The agency offers Call Center Services and Business Consulting, and is midsize.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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