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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$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.
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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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6451Undisclosed50 - 249 employeesCheyenne, WYLanguage I/O, a midsize Customer Service Outsourcing company, is located in Cheyenne, Wyoming. The team focuses on Customer Service Outsourcing and Call Center Services.Read More
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6452Undisclosed50 - 249 employeesKuala Lumpur, MalaysiaSsquad Vietnam is a midsize Ho Chi Minh City, Vietnam-based cloud consulting & SI company. The team provides cloud consulting & SI and Cybersecurity.Read More
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6453Undisclosed50 - 249 employeesHyderabad, IndiaNovatta Technologies is a midsize Hyderabad, India-based software development company. Their services include Custom Software Development and Web Development.Read More
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6454Undisclosed50 - 249 employeesHyderabad, IndiaLaunched in 2018, Vertico BPO Pvt.Ltd is an IT managed services company. Their services include IT managed services and Call Center Services.Read More
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6455Undisclosed50 - 249 employeesBuenos Aires, ArgentinaMegatech S.A. Is a Cybersecurity company. Launched in 1997, the company specializes in Cybersecurity and cloud consulting & SI.Read More
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6456Undisclosed50 - 249 employeesKøbenhavn, DenmarkLaunched in 2014, Immeo P/S is an IT managed services company. The team offers IT managed services and BI & big data consulting & SI.Read More
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6457Undisclosed50 - 249 employeesRoss on Wye, EnglandDawleys is a Ross on Wye, England-based answering service company. Their services include Call Center Services and Back Office Outsourcing.Read More
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6458Undisclosed50 - 249 employeesDubai, United Arab EmiratesCall center Virtuzone is in Dubai, United Arab Emirates. Their services include Call Center Services and Accounting.Read More
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6459Undisclosed50 - 249 employeesSofia, BulgariaSocial media marketing firm eTel Digital Agency was founded in 2001. The midsize team specializes in Social Media Marketing and Email Marketing.Read More
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6460Undisclosed50 - 249 employeesStoke-on-Trent, EnglandAdvantis Credit Limited is a Customer Service Outsourcing company. Located in Stoke-on-Trent, England, the team specializes in Customer Service Outsourcing and Call Center Services.Read More
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6461Undisclosed50 - 249 employeesSalt Lake City, UTTarget River, an Advertising company, offers Advertising and Sales Outsourcing. The company is in Salt Lake City, Utah and Encinitas, California.Read More
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6462Undisclosed50 - 249 employeesLagos, NigeriaMOORE Bishop & Rooks is an Accounting company. They are located in Lagos, Nigeria and have midsize team. Their team offers Accounting and Call Center Services.Read More
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6463Undisclosed50 - 249 employeesCiudad Obregón, MexicoIntugo Mexico, an IT strategy consulting company, is based in Ciudad Obregón, Mexico and Hermosillo, Mexico. Their services include IT strategy consulting and IT managed services.Read More
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6464Undisclosed50 - 249 employeesBogotá, ColombiaTeledisca is a Digital Strategy company. Founded in 2016, the agency is located in Bogotá, Colombia. Their team offers Digital Strategy and Web Development.Read More
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6465Undisclosed50 - 249 employeesSite Telekom is a Market Research company. Based in Istanbul, Türkiye, the team offers Market Research and Call Center Services.Read More
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6466Undisclosed50 - 249 employeesAnkara, TürkiyeSistaş is a midsize custom software development company launched in 1991. Their team focuses on Custom Software Development and Call Center Services.Read More
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6467Undisclosed50 - 249 employeesIstanbul, TürkiyeLaunched in 2014, M2S is an Email Marketing company. The firm focuses on Email Marketing and Call Center Services.Read More
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6468Undisclosed1,000 - 9,999 employeesIstanbul, TürkiyeMarket Research company Turkcell Global Bilgi was launched in 1999. The team specializes in Market Research and Social Media Marketing.Read More
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6469Undisclosed50 - 249 employeesWien, AustriaLaunched in 2019, AxFina Holding is a call center. The midsize team provides Call Center Services and Back Office Outsourcing.Read More
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6470Undisclosed50 - 249 employeesWaterford, IrelandRigneydolphin is a Recruiting company. Located in Waterford, Ireland and Tralee, Ireland, the agency was launched in 1990. Their team provides Recruiting and Call Center Services.Read More
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6471Undisclosed50 - 249 employeesHeadquartered in Montego Bay, Jamaica, Ring Outsourcing BPO Jamaica is a midsize Back Office Outsourcing company. Their services include Back Office Outsourcing and Call Center Services.Read More
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6472Undisclosed50 - 249 employeesBeachwood, OHBrand Protect Plus LLC is a social media marketing firm. In Beachwood, Ohio, the agency was founded in 2012. Their services include Social Media Marketing and Email Marketing.Read More
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6473Undisclosed50 - 249 employeesGrand Rapids, MI1 Bold Step is a Marketing Strategy company. They are based in Grand Rapids, Michigan and have midsize team. They specialize in Marketing Strategy and CRM consulting and SI.Read More
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6474Undisclosed50 - 249 employeesLas Vegas, NVInvisia is a software development company. They focus on Custom Software Development and Call Center Services and were launched in 2012. The agency is based in Las Vegas, Nevada.Read More
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6475Undisclosed50 - 249 employeesMachelen, BelgiumHeadquartered in Machelen, Belgium, Ariad Belgium is a midsize pay per click agency. The team provides Pay Per Click and CRM consulting and SI.Read More
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6476Undisclosed50 - 249 employeesShanghai, ChinaEstablished in 2009, Enigma Consulting Group is a midsize Sales Outsourcing company headquartered in Shanghai, China. Their team provides Sales Outsourcing and Executive Search.Read More
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6477Undisclosed1,000 - 9,999 employeesAlpharetta, GAASK Consulting, a Recruitment Process Outsourcing company, is based in Alpharetta, Georgia and Boston, Massachusetts. They offer Recruitment Process Outsourcing and Staffing.Read More
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6478Undisclosed50 - 249 employeesOrem, UTRain Global is a Business Consulting company located in Orem, Utah. They focus on Business Consulting and Call Center Services and were established in 2023.Read More
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6479Undisclosed1,000 - 9,999 employeesLondon, EnglandGenisys Group is an user experience company. Based in London, England and Bengaluru, India, the company offers UX/UI Design and IT strategy consulting.Read More
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6480Undisclosed1,000 - 9,999 employeesSan Jose, CAAutomation Anywhere is an Application Testing company. The team offers Application Testing and cloud consulting & SI and is headquartered in San Jose, California and Bengaluru, India.Read More
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