Top 100 Call Center Services
The Best of December 2025List 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.
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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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571$1,000+2 - 9 employeesL'viv, UkraineRead More
Before Hello is a business optimization firm headquartered in Lviv, Ukraine. They use their business optimization focus to provide professional list services, lead generation, appointment setting, and direct email marketing. Founded in 2017, with 10 employees, they work largely with small and mid-market businesses in the information technology, advertising and marketing, and real estate sectors.
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ICT ComplianceIndustries
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572$100,000+10 - 49 employeesSingapore, SingaporeRead More
Swivelt is a Singapore-based marketing and digital strategy company that was founded in 2018. They also offer business consulting, HR, and voice services. They primarily work with midmarket businesses in the advertising, e-commerce, and business services industries.
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NetAppIndustries
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573$1,000+2 - 9 employeesRead More
Lead Generation Media is a lead generation company founded in 2018 in Scarborough, Canada. With a compact team of under 10 employees, they provide voice services, content marketing, and email marketing to clients in IT and other industries.
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OnlinekarmaIndustries
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574$1,000+50 - 249 employeesSan Diego, CACallZent is a Market Research company launched in 2023. The company specializes in Market Research, Customer Service Outsourcing, Call Center Services, Custom Software Development, and more and has a midsize team.Read More
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575$1,000+50 - 249 employeesStratham, NHAssistring LLC is an Email Marketing company. Their midsize team is located in Stratham, New Hampshire; Hamburg, Germany and Karachi, Pakistan and specializes in Email Marketing, Artificial Intelligence, Call Center Services, Customer Service Outsourcing, and more. The agency was launched in 2024.Read More
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576Undisclosed2 - 9 employeesHürth, GermanyBS International GmbH, an engineering and sales outsourcing company, was launched in 2016. The small Hürth, Germany-based team offers engineering and sales outsourcing.Read More
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577$1,000+10 - 49 employeesDialify LTD, a small back office outsourcing and customer service outsourcing company, is based in Vaughan, Canada. Launched in 2021, the team focuses on back office outsourcing and customer service outsourcing.Read More
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578$5,000+10 - 49 employeesRead More
Web development firm DOGMA.CODES is based in Odesa, Ukraine. The small firm was established in 2020. Their services include web development, IT staff augmentation, and mobile app development.
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579$1,000+2 - 9 employeesWolf of Digital is a Digital Strategy company based in Philadelphia, Pennsylvania and New York, New York. The small team provides Digital Strategy, Sales Outsourcing, Fractional CMO Services, and Marketing Strategy and was launched in 2021.Read More
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580Undisclosed10 - 49 employeesPune, IndiaStrong Vision Data Processing is a Back Office Outsourcing company. Their small team is located in Pune, India and offers Back Office Outsourcing, Document Digitization & Management, Artificial Intelligence, Customer Service Outsourcing, and more. The company was founded in 2016.Read More
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82 CLASSICIndustries
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581$1,000+2 - 9 employeesCalgary, CanadaRoyal Genix is a small Calgary, Canada-based Email Marketing and Sales Outsourcing company. Launched in 2023, the team provides Email Marketing and Sales Outsourcing.Read More
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582$1,000+10 - 49 employeesMünchen, GermanyQuadra Digital Solutions is a small social media marketing firm. Established in 2018, the agency is based in München, Germany and Anaheim, California. Their team provides social media marketing, content marketing, email marketing, conversion optimization, and more.Read More
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583Undisclosed250 - 999 employeesIT staff augmentation company Bobcares was established in 1999. In Phoenix, Arizona and Kakkanad, India, their midsize team provides IT staff augmentation, IT managed services, and custom software development.Read More
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584$1,000+1,000 - 9,999 employeesSan Mateo, CAMotif is a large answering service company headquartered in San Mateo, California and Ahmedabad, India. The team specializes in Call Center Services.Read More
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585$1,000+2 - 9 employeesWIRRAL, EnglandRead More
Lead Pronto is a lead generation company based in Wirral, England, and founded in 2018. Their team of more than two experts provides social media marketing, SEO, and PPC ad services for clients that work in industries such as energy, consumer products, and business services.
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Safestyle UKIndustries
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586$5,000+2 - 9 employeesHelloGTM is a business consulting and sales outsourcing company. Their small team is located in Athina, Greece and Brighton, United Kingdom and focuses on business consulting and sales outsourcing. The firm was founded in 2021.Read More
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587$5,000+50 - 249 employeesFullerton, PAPatient Connect is a call center based in Fullerton, Pennsylvania. The midsize team provides Call Center Services, Back Office Outsourcing, Customer Service Outsourcing, and Staffing. The company was founded in 1998.Read More
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588Undisclosed50 - 249 employeesJalandhar, IndiaRecruiting company VoPro was launched in 2013. Their midsize team is in Jalandhar, India and Bengaluru, India and provides recruiting.Read More
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589Undisclosed50 - 249 employeesPoggio a Caiano, ItalyConeit Outsourcing is a Customer Service Outsourcing company headquartered in Poggio a Caiano, Italy and Elbasan, Albania. The firm specializes in Customer Service Outsourcing, Call Center Services, Back Office Outsourcing, and Sales Outsourcing and has a midsize team.The firm was launched in 2023.Read More
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590$10,000+250 - 999 employeesMakati, PhilippinesSuperStaff, a midsize call center service, is in Makati, Philippines and Medellín, Colombia. Founded in 2009, the team offers Call Center Services, Back Office Outsourcing, Customer Service Outsourcing, Finance & Accounting Outsourcing (FAO), and more.Read More
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591$1,000+1,000 - 9,999 employeesMumbai, IndiaRead More
Athena BPO is a domestic BPO based in Mumbai and Bangalore, India. Founded in 1990, Athena provides voice/call center services and non-voice BPO/back office services.
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592$1,000+10 - 49 employeesRoyersford, PARead More
KPInterface, Inc. Is an IT managed services company. Their small team is based in Royersford, Pennsylvania and Malvern, Pennsylvania. Their services include IT managed services, cybersecurity, voice services, cloud consulting & SI, and more. The firm was founded in 2014.
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593$1,000+10 - 49 employeesRead More
Xplore-Tech is a BPO company founded in 2004 in Kolkata, India. Xplore-Tech looks to provide voice/call center services, non-voice BPO/back office services, and transcription capabilities to clients in Canada, the U.S., the Philippines, and India. The firm operates with a team of fewer than 10 employees.
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594$1,000+10 - 49 employeesTueCa RCM™ — a CareLink Billing Services LLC company is a Back Office Outsourcing company located in Cheyenne, Wyoming and Del City, Oklahoma. The small team focuses on Back Office Outsourcing, Call Center Services, and Finance & Accounting Outsourcing (FAO) and was established in 2024.Read More
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595Undisclosed1,000 - 9,999 employeesWinchester, VACentro is a HR Outsourcing company. The Winchester, Virginia-based firm specializes in HR Outsourcing and Call Center Services.Read More
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596$1,000+50 - 249 employeesNavi Mumbai, IndiaRead More
StatByte Marketing Solutions is a marketing firm based in Navi Mumbai, India, and founded in 2019. Their team of over 10 offers voice services, back-office services, and market research solutions for various clients. They work with small and mid-market firms.
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Gridlines LLPIndustries
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597Undisclosed2 - 9 employeesBusiness consulting company Jeremy Chen Sales was established in 2018. The agency specializes in business consulting, call center services, back office outsourcing, and sales outsourcing and has a small team.Read More
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598$5,000+250 - 999 employeesChelmsford, MAEstablished in 1997, By Appointment Only (BAO Inc.) is a Sales Outsourcing company. The agency offers Sales Outsourcing and Market Research, and is midsize.Read More
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Comcast BusinessIndustries
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599Undisclosed10 - 49 employeesOakland, CARead More
Numa is an answering service based in Oakland, Calif., and founded in 2016. Their team of fewer than 50 specializes in voice services for clients ranging from small firms to large corporations in the fields of real estate, hospitality, and retail.
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Emblush BeauteIndustries
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600$1,000+10 - 49 employeesPoznań, PolandRead More
Genli is a call center service provider for B2B businesses in Poznan, Poland. Founded in 2019, their 11 employees provide voice services, advertising, direct marketing, and marketing strategy to business services clients.
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