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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2281Undisclosed50 - 249 employeesSorsogon City, PhilippinesRead More
GLP THEOREM VENTURES CORPORATION, a , was launched in 1995. The firm specializes in and has a midsize team. The firm is in Sorsogon City, Philippines.
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2282$1,000+10 - 49 employeesLondon, EnglandEnticeable is a Digital Strategy company. The team is located in London, England, and their services include Digital Strategy and Marketing Strategy.Read More
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2283Undisclosed10 - 49 employeesCall Center in Canada (C&C), a small call center company, is based in New Delhi, India. The team focuses on Call Center Services and Advertising.Read More
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2284$1,000+10 - 49 employeesInversiones Cmm is a call center. Launched in 2023, the team focuses on Call Center Services and Back Office Outsourcing. The firm is in Managua, Nicaragua.Read More
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2285Undisclosed10 - 49 employeesLos Angeles, CACall center Convoso is based in Los Angeles, California. The team provides Call Center Services and Sales Outsourcing.Read More
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2286$5,000+2 - 9 employeesNoida, IndiaNSB BPO Solution Pvt. Ltd. Is a phone answering service. Their small team is headquartered in Noida, India and India. Their services include Call Center Services and Transcription.Read More
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2287$5,000+10 - 49 employeesRawalpindi, PakistanIntellicom Solutions is an answering service. They specialize in Call Center Services and Search Engine Optimization and were established in 2019. The agency is located in Rawalpindi, Pakistan.Read More
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2288$250,000+50 - 249 employeesपुणे, IndiaFounded in 2017, SYSCRYPTION TECHNOLOGIES PRIVATE LIMITED is a telephone answering service. The midsize team focuses on Call Center Services and Custom Software Development.Read More
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2289$1,000+50 - 249 employeesShenzhen Calux Purification Technology Co., Ltd is a Customer Service Outsourcing company. They were established in 2008 and provide Customer Service Outsourcing and Sales Outsourcing.Read More
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2290$250,000+10,000+ employeesSingaporeFounded in 2016, Everise is a branding firm. In Singapore and Austin, Texas, the team specializes in Branding and IT managed services.Read More
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2291$1,000+10 - 49 employeesBedford, CanadaSmiledog "Your Receptionist", a small call center and Customer Service Outsourcing company, is located in Bedford, Canada. Their services include Call Center Services and Customer Service Outsourcing.Read More
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2292$1,000+10 - 49 employeesBethlehem, PAET&T, Inc. Is an answering service. Founded in 1968, their team focuses on Call Center Services and IT managed services.Read More
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2293Undisclosed50 - 249 employeesDuluth, GAIn Duluth, Georgia, Leadsprospex is a midsize Business Consulting company. The team specializes in Business Consulting and Sales Outsourcing.Read More
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2294$5,000+10 - 49 employeesStonington, CTDSO Medplus, a call center company and Back Office Outsourcing company, is headquartered in Stonington, Connecticut. The team specializes in Call Center Services and Back Office Outsourcing.Read More
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2295$10,000+10 - 49 employeesMedellín, ColombiaSmall PPC company and Sales Outsourcing company elev8.io, is headquartered in Medellín, Colombia. The team focuses on Pay Per Click and Sales Outsourcing.Read More
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2296$1,000+10 - 49 employeesKingasterisk Technology is a Rockville, Maryland-based call center and Customer Service Outsourcing company. Launched in 2008, the team offers Call Center Services and Customer Service Outsourcing.Read More
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2297$1,000+50 - 249 employeesMumbai, IndiaRead More
Based in Mumbai, India, Exactus is a legal process outsourcing services firm founded in 1995. The team of 34 specializes in non-voice BPO/back office services, voice service, and translation. They serve clients in the legal industry.
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2298Undisclosed250 - 999 employeesAnswering service Interactive Outsourcing Solutions is headquartered in Karachi, Pakistan and Portland, Oregon. The team specializes in Call Center Services and Customer Service Outsourcing.Read More
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2299$10,000+250 - 999 employeesCustomer Service Outsourcing company Atel 14Degrees focuses on Customer Service Outsourcing and Sales Outsourcing. They are headquartered in San Marcos, Guatemala.Read More
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2300$1,000+250 - 999 employeesHouston, TXFounded in 2018, First Call Solutions, a midsize Advertising company, is based in Houston, Texas. Their team specializes in Advertising and Call Center Services.Read More
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2301$5,000+2 - 9 employeesCheltenham, EnglandFirestarter Business Solutions Ltd is a Business Consulting company headquartered in Cheltenham, England. Their services include Business Consulting and Sales Outsourcing.Read More
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2302Undisclosed50 - 249 employeesItasca, ILBrown & Joseph, a phone answering service, was launched in 1996. They specializes in Call Center Services and Custom Software Development.Read More
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2303$10,000+1,000 - 9,999 employeesLocated in Nashik, India, ABC technologies LTD is a Product Design company. They specialize in Product Design and Graphic Design and were launched in 2023.Read More
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2304Undisclosed50 - 249 employeesShiftsmart is a midsize other application development company. They specialize in other application development and were founded in 2015.Read More
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2305$1,000+10 - 49 employeesNovi Sad, SerbiaRely Staff is a call center established in 2021. The team focuses on Call Center Services and Back Office Outsourcing and is located in Novi Sad, Serbia.Read More
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2306$1,000+50 - 249 employeesColombo, Sri LankaProvidence is an answering service company. Headquartered in Colombo, Sri Lanka, the team specializes in Call Center Services and Customer Service Outsourcing.Read More
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2307$1,000+50 - 249 employeesAltsource Pvt. Ltd. Is a Document Digitization & Management company founded in 2016. Their services include Document Digitization & Management and Call Center Services.Read More
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2308$1,000+50 - 249 employeesGrow Your Audience Media (GYA Media) is a Sales Outsourcing company established in 2017. Their services include Sales Outsourcing and Pay Per Click.Read More
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2309$5,000+50 - 249 employeesTechSoldier BPO is a call center service. They are based in Dhaka, Bangladesh and have midsize team. They provide Call Center Services and Customer Service Outsourcing.Read More
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2310Undisclosed50 - 249 employeesAmman, JordanFoneFluent, a midsize answering service company, is in Amman, Jordan and Wilmington, Delaware. Their services include Call Center Services and Customer Service Outsourcing.Read More
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