Top 100 Telemarketing Companies
The Best of December 2025Looking for a top telemarketing firm?
Telemarketing services are essential to finding a market for your goods or services. It can also help you acquire information on customers through a well-integrated pipeline.
That's why we've created this list of the best telemarketing agencies for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business.
List of the Best Telemarketing Services
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901$10,000+250 - 999 employeesBhopal, IndiaFounded in 2022, Avyaan Management Pvt. Ltd is a midsize AI firm. Their services include Artificial Intelligence and BI & big data consulting & SI.Read More
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902$25,000+250 - 999 employeesSantiago, PanamaQSolve is a Robotics Process Automation company. Their team is headquartered in Santiago, Panama and Nyeri, Kenya and focuses on Robotics Process Automation and Back Office Outsourcing.Read More
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903$5,000+250 - 999 employeesSurat, IndiaUnixx Solutions, an IT strategy consulting company, was established in 2023. They focuses on IT strategy consulting and IT managed services.Read More
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904$50,000+250 - 999 employeesUndisclosedGlobal Com is a Market Research company. Founded in 2014, the agency is headquartered in. Their services include Market Research and Call Center Services.Read More
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905Undisclosed10 - 49 employeesAppVerx is a Wilmington, Delaware-based e-commerce development firm. They specialize in E-Commerce Development and Call Center Services.Read More
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906$1,000+50 - 249 employeesAccounting company Elite Leadership Outsourcing is located in San Salvador, El Salvador. Established in 2015, the team focuses on Accounting and Commercial Brokerage Services.Read More
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907$1,000+10 - 49 employeesAlpha Global Team is a Back Office Outsourcing company established in 2018. The team specializes in Back Office Outsourcing and Call Center Services and is in Surrey, Canada and Seattle, Washington.Read More
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908Undisclosed50 - 249 employeesGo Hire Virtual is a Back Office Outsourcing company. Launched in 2021, the team offers Back Office Outsourcing and Marketing Strategy.Read More
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909$5,000+50 - 249 employeesIslamabad, PakistanLead Incorporation, a midsize call center service, is located in Islamabad, Pakistan. The team provides Call Center Services and Back Office Outsourcing.Read More
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910$1,000+50 - 249 employeesOslo, NorwayRSI NGD Group of Companies is a Digital Strategy company. The team provides Digital Strategy and Search Engine Optimization and is headquartered in Taguig, Philippines and New York, New York.Read More
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911$1,000+50 - 249 employeesEagleGrace is a Translation company. The team specializes in Translation and Transcription and is based in Buford, Georgia.Read More
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912$250,000+50 - 249 employeesGuadalajara, MexicoPeople and Telecommunication Services is a Business Consulting company in Guadalajara, Mexico. The team focuses on Business Consulting and Call Center Services.Read More
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913Undisclosed10 - 49 employeesIslamabad, PakistanAZK Telecom is an Islamabad, Pakistan-based answering service company. The small agency was established in 2024. Their team focuses on Call Center Services, Sales Outsourcing, and Back Office Outsourcing.Read More
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914$5,000+10 - 49 employeesDhaka, BangladeshTeleserv is a call center company. Launched in 2023, the firm focuses on Call Center Services and Back Office Outsourcing.Read More
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915$5,000+10 - 49 employeesBeograd, SerbiaAMC Global Solutions is a Beograd, Serbia-based call center company and Customer Service Outsourcing company. Founded in 2023, the team offers Call Center Services and Customer Service Outsourcing.Read More
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916$25,000+10 - 49 employeesNxtgen Analytics & Services Pvt Ltd is an answering service. Based in Bolpur P, India, the team offers Call Center Services and Back Office Outsourcing.Read More
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917$1,000+1,000 - 9,999 employeesDenver, CORead More
Cience is a PaaS (People as a Service) company based in Los Angeles. It has offices in Ukraine and Manila and was established in 2015. Their team of more than 550 employees offers voice services, conversion optimization, and CRM consulting and SI services.
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NasdaqIndustries
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918$1,000+250 - 999 employeesRīga, LatviaRead More
Runway is a Rīga, Latvia-based answering service. The midsize team provides voice services, HR services, and non-voice bpo/back office services and was founded in 2003.
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919$1,000+10,000+ employeesCincinnati, OHRead More
Convergys is an outsourcing company of over 45,000 employees. They were established in 1998 in Cincinnati, Ohio. They offer voice services and non-voice BPO/back office services to companies in the financial, business, and healthcare industries.
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HumanaIndustries
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920$1,000+10,000+ employeesIrvine, CARead More
Founded in 1999, Alorica is a large non-voice bpo/back office services and call center. Their services include non-voice bpo/back office services and voice services. The firm is headquartered in Irvine, California.
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921$1,000+250 - 999 employeesMontego Bay, St James, JamaicaGlobal Gateway, a midsize answering service company, is headquartered in Montego Bay, St James, Jamaica and Plantation, Florida. The team focuses on Call Center Services and Back Office Outsourcing.Read More
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922$1,000+10,000+ employeesKingston, JamaicaStartek is an answering service. The Kingston, Jamaica-based team specializes in Call Center Services and Customer Service Outsourcing.Read More
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923$1,000+250 - 999 employeesEast Yorkshire, EnglandIn East Yorkshire, England, KC Contact Centres is a call center. Founded in 1999, the team specializes in Call Center Services and Sales Outsourcing.Read More
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924$1,000+250 - 999 employeesSouthend-on-sea, EnglandLaunched in 2010, Ventrica is an answering service company. The team offers Call Center Services and Customer Service Outsourcing.Read More
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925$1,000+250 - 999 employeesBorough Green, EnglandCustomer Service Outsourcing company Clearanswer specializes in Customer Service Outsourcing and Call Center Services. They are based in Borough Green, England.Read More
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926$1,000+10,000+ employeesBosch Service Solutions - Costa Rica is a large San Jose, Costa Rica-based call center. Their services include Call Center Services and UX/UI Design.Read More
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927$1,000+10,000+ employeesMilton Keynes, EnglandKonecta, a Back Office Outsourcing company, offers Back Office Outsourcing and Call Center Services. The agency is headquartered in Milton Keynes, England.Read More
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928$1,000+10 - 49 employeesAberdeen , ScotlandPhoenix 24-7, a small telephone answering service, is in Aberdeen , Scotland. The team specializes in Call Center Services.Read More
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929$1,000+50 - 249 employeesNorthamptonshire, EnglandBCC is a midsize call center company. Founded in 1989, the team focuses on Call Center Services and Sales Outsourcing.Read More
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930$1,000+1,000 - 9,999 employeesCCA International, a call center, was founded in 1994. The firm focuses on Call Center Services and Customer Service Outsourcing.Read More
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