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
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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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2341$1,000+50 - 249 employeesNew Delhi, IndiaD K Business Patron is a Back Office Outsourcing company. They provide Back Office Outsourcing and Call Center Services and are based in New Delhi, India.Read More
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2342Undisclosed50 - 249 employeesMississauga, CanadaNCRi is an answering service company established in 2008. The firm focuses on Call Center Services and Back Office Outsourcing.Read More
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2343Undisclosed1,000 - 9,999 employeesCiudad de Guatemala, GuatemalaAllied Global is an IT strategy consulting company. They provide IT strategy consulting and cloud consulting & SI and are based in Ciudad de Guatemala, Guatemala.Read More
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2344$25,000+1,000 - 9,999 employeesUndisclosedEstablished in 2004, iMarque is a phone answering service. The team provides Call Center Services and Back Office Outsourcing.Read More
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2345Undisclosed50 - 249 employeesFort Collins, COPress-One Customer Care is a call center service. The team offers Call Center Services and IT managed services and is based in Fort Collins, Colorado and Fort Collins, Colorado.Read More
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2346$1,000+50 - 249 employeesMeraTalk is an IT strategy consulting company established in 2020. Based in Cranston, California, the team focuses on IT strategy consulting and Call Center Services.Read More
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2347$1,000+50 - 249 employeesSa Corp is a call center founded in 2019. Their team focuses on Call Center Services and Back Office Outsourcing.Read More
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2348$1,000+1,000 - 9,999 employeesNezda is a call center service located in Makati City, Philippines. They offer Call Center Services and Back Office Outsourcing.Read More
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2349$5,000+1,000 - 9,999 employeesGroupCOS, an IT strategy consulting company, was launched in 2009. The large team offers IT strategy consulting and Business Consulting.Read More
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2350$1,000+2 - 9 employeesRead More
MedValue is a BPO service provider with locations in Oak Brook, Ill., Los Angeles, and Bridgewater, N.J. The team of fewer than 10 employees offers non-voice BPO services and voice services to clients in the health care and medical industry.
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2351Undisclosed10 - 49 employeesEmpire Outsourcing is a call center founded in 2014. Their small team is in Managua, Nicaragua. The agency offers Call Center Services, Customer Service Outsourcing, Back Office Outsourcing, and Sales Outsourcing.Read More
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2352$5,000+2 - 9 employeesAmsterdam, NetherlandsSalesHarbor, a Sales Outsourcing company, was established in 2023. The team provides Sales Outsourcing and Email Marketing and is headquartered in Amsterdam, Netherlands.Read More
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2353$1,000+2 - 9 employeesEivissa, SpainEstablished in 2024, The Outreach Dept. Is a Sales Outsourcing company. Their services include Sales Outsourcing and Email Marketing.Read More
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2354Undisclosed2 - 9 employeesLocated in Sydney, Australia, Outsold is a Sales Outsourcing company. They offer Sales Outsourcing and Corporate Training & Coaching and were founded in 2018.Read More
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2355$5,000+2 - 9 employeesDen Haag, NetherlandsBased in Den Haag, Netherlands, Leadstornaut is a Sales Outsourcing company. They offer Sales Outsourcing and Email Marketing and were launched in 2023.Read More
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2356$10,000+2 - 9 employeesAALIHSAAN GLOBAL BPO SERVICES, a small call center, is headquartered in Delhi, India. The team provides Call Center Services and Translation.Read More
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2357$1,000+2 - 9 employeesDallas, TXQemera Global LLC is a phone answering service. Established in 2026, their team specializes in Call Center Services and Sales Outsourcing.Read More
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2358Undisclosed2 - 9 employeesHashtag International is a phone answering service. Headquartered in Durban, South Africa, the company was founded in 2026. Their team focuses on Call Center Services and Sales Outsourcing.Read More
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2359$5,000+2 - 9 employeesLocated in Bangkok, Thailand, ConfidanteAdvisory is a Sales Outsourcing company. They focus on Sales Outsourcing and Corporate Training & Coaching.Read More
Clients
Intel CorpIndustries
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2360$10,000+2 - 9 employeesBerlin, GermanyIn Berlin, Germany, A-Point Partners is a small Blockchain company. Their services include Blockchain and Business Consulting.Read More
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2361Undisclosed50 - 249 employeesKonya, TürkiyeIMA Contact is a Konya, Türkiye-based Back Office Outsourcing company. They specialize in Back Office Outsourcing and Call Center Services and were established in 2007.Read More
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2362$1,000+10 - 49 employeesPasig, PhilippinesCall center WinSolutions Corporation focuses on Call Center Services and Customer Service Outsourcing. They were founded in 2014.Read More
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2363$25,000+10 - 49 employeesNew York, NYEstablished in 2020, Site Ascend is a Market Research company. The team provides Market Research and Marketing Strategy.Read More
Clients
CiscoIndustries
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2364Undisclosed10 - 49 employeesWokingham, EnglandClinic Answer is an answering service and Back Office Outsourcing company in Wokingham, England and Edinburgh, Scotland. Their services include Call Center Services and Back Office Outsourcing.Read More
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2365$1,000+10 - 49 employeesProcess Shepherd is a call center service headquartered in Dover, Delaware. The team specializes in Call Center Services and Corporate Training & Coaching.Read More
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2366$1,000+10 - 49 employeesTelephone answering service and Back Office Outsourcing company Shark Stack is located in Riverside, California. Their services include Call Center Services and Back Office Outsourcing.Read More
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2367$5,000+10 - 49 employeesLaunched in 2001, RDI, Inc. Is a Business Consulting and Sales Outsourcing company. The small team focuses on Business Consulting and Sales Outsourcing.Read More
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2368Undisclosed10 - 49 employeesIndore, IndiaIn Indore, India, Design Collection is a Digital Strategy and Sales Outsourcing company. They offer Digital Strategy and Sales Outsourcing.Read More
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2369Undisclosed10 - 49 employeesLaunched in 2018, Geek Online is a phone answering service and Customer Service Outsourcing company. The company focuses on Call Center Services and Customer Service Outsourcing.Read More
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2370$1,000+10 - 49 employeesZero Risk Growth , a Direct Marketing and Sales Outsourcing company, was established in 2023. The team focuses on Direct Marketing and Sales Outsourcing and is located in Boulder, Colorado.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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