Top 100 Telemarketing Companies
The Best of June 2026Looking 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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1$1,000+50 - 249 employeesHorsham , EnglandLocated in Horsham , England, Virtual Sales Limited is a phone answering service and Sales Outsourcing company. The midsize team focuses on Call Center Services and Sales Outsourcing and was launched in 2001.Read More
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2$5,000+1,000 - 9,999 employeesLexington, KYHelpware CX is a Customer Service Outsourcing company headquartered in Lexington, Kentucky; Kyiv, Ukraine; Taguig, Philippines and Guadalajara, Mexico. The large company was established in 2015. Their services include Customer Service Outsourcing, Call Center Services, Back Office Outsourcing, Data Annotation Services, and more.Read More
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PureCars Microsoft Google HealthCompIndustries
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3$1,000+250 - 999 employeesOrlando, FLXACT is an Orlando, Florida-based answering service. The company offers Call Center Services, Customer Service Outsourcing, Back Office Outsourcing, and Staffing and is midsize.The company was founded in 1998.Read More
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Culinary Institute of AmericaIndustries
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4$1,000+250 - 999 employeesPortland, ORRead More
Prialto is a leading managed staffing and BPO company led by a Wharton MBA and former McKinsey & Co executive. Headquartered in Portland, Oregon, Prialto was launched in 2008 and serves top venture capital, financial services, biotech, insurance, and real estate firms. Prialto's services include managed staffing, seamless back-office function processing, and business automation.
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HeadlineIndustries
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5$10,000+10,000+ employeesPasig, PhilippinesRead More
Fusion BPO Services is a global business process outsourcing firm headquartered in Montreal, Canada, that was established in 2004. Their team of over 1000 employees offers voice BPO, non-voice BPO, and transcription services.
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PAYTMIndustries
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6$1,000+1,000 - 9,999 employeesGilbert, AZRead More
Unity Communications is a Gilbert, Arizona-based Back Office Outsourcing company. Founded in 2009, the large team offers Back Office Outsourcing, Employer of Record (EOR) Services, Customer Service Outsourcing, Call Center Services, and more.
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ATTIndustries
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7$1,000+50 - 249 employeesChicago, ILHit Rate Solutions, a call center service, is based in Chicago, Illinois and Bacolod, Philippines. The midsize team offers Call Center Services, Back Office Outsourcing, Customer Service Outsourcing, and Sales Outsourcing. The firm was founded in 2011.Read More
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CleanWel SolutionsIndustries
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8$1,000+1,000 - 9,999 employeesHollywood, FLRemote CoWorker is a Back Office Outsourcing company. They are located in Hollywood, Florida and Taguig, Philippines and have a large team. Their services include Back Office Outsourcing, Finance & Accounting Outsourcing (FAO), Call Center Services, Customer Service Outsourcing, and more. The firm was launched in 2013.Read More
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AmazonIndustries
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9$1,000+50 - 249 employeesLaguna Beach, CALaunched in 2021, LevelUp Leads is a midsize Sales Outsourcing company. Their team specializes in Sales Outsourcing, Email Marketing, and Call Center Services. The firm is in Laguna Beach, California and Laguna Beach, California.Read More
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10$50,000+10,000+ employeesWei Fang Shi, ChinaWelsend is a Customer Service Outsourcing company founded in 1993. They are headquartered in Wei Fang Shi, China; Taguig, Philippines; Cheng Du Shi, China and Rizhao, China and have a large team. Their services include Customer Service Outsourcing, Call Center Services, CRM consulting and SI, and Back Office Outsourcing.Read More
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11$5,000+50 - 249 employeesCairo, EgyptRead More
Based in Cairo, Egypt, BPO Hive LLC is a midsize telephone answering service. They focus on Call Center Services, Customer Service Outsourcing, Back Office Outsourcing, and Sales Outsourcing and were founded in 2020.
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12$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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13$5,000+250 - 999 employeesHome, KSRead More
Blue Valley Marketing, a Customer Service Outsourcing company, is in Home, Kansas. The agency provides Customer Service Outsourcing, Call Center Services, and Sales Outsourcing and has a midsize team.The agency was established in 1991.
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14$5,000+1,000 - 9,999 employeesCebu City, PhilippinesLaunched in 2008, Select VoiceCom is a call center. They are in Cebu City, Philippines; Davao City, Philippines and Savannah, Georgia and have a large team. The company focuses on Call Center Services, Customer Service Outsourcing, Sales Outsourcing, Finance & Accounting Outsourcing (FAO), and more.Read More
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15$1,000+1,000 - 9,999 employeesNew York, NYHeadquartered in London, England; New York, New York and Toronto, Canada, Appointment Setter Online is a large Sales Outsourcing company. Established in 2010, the team focuses on Sales Outsourcing, Back Office Outsourcing, and Call Center Services.Read More
Clients
TeamGanttt Slalom Consulting curotec Upfront HealthcareIndustries
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16$1,000+250 - 999 employeesDoylestown, PAHelpSquad, a Back Office Outsourcing company, is located in Doylestown, Pennsylvania. They offer Back Office Outsourcing, Call Center Services, and Customer Service Outsourcing and were founded in 2015.Read More
Clients
Slinger BagIndustries
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17$1,000+50 - 249 employeesLas Vegas, NVLeadium is a Las Vegas, Nevada-based Sales Outsourcing company. The company offers Sales Outsourcing, Content Marketing, Call Center Services, and Email Marketing and is midsize.The company was founded in 2016.Read More
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DirecTVIndustries
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18$10,000+1,000 - 9,999 employeesCambridge, MARead More
Founded in 2015, Peak Support is a Boston-based business process outsourcing (BPO) provider. Their approximately 250 employees provide both voice services like inbound appointment scheduling and B2C telemarketing. They also provide email- and chat-focused customer support.
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Ministry of SupplyIndustries
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19$5,000+1,000 - 9,999 employeesKyiv, UkraineEverHelp is a Customer Service Outsourcing company. They are in Warszawa, Poland; Kyiv, Ukraine; Lisboa, Portugal and Warszawa, Poland and have a large team that focuses on Customer Service Outsourcing, Call Center Services, Back Office Outsourcing, and Sales Outsourcing. The agency was launched in 2021.Read More
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20$1,000+250 - 999 employeesBucurești, RomaniaValoris Center is a midsize call center. They provide Call Center Services, Customer Service Outsourcing, CRM consulting and SI, and Back Office Outsourcing and were launched in 2006.Read More
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21$1,000+50 - 249 employeesSugar Land, TXIdeasUnlimited is a midsize Customer Service Outsourcing company. The Sugar Land, Texas-based agency was founded in 2010. Their services include Customer Service Outsourcing, Call Center Services, Back Office Outsourcing, Transcription, and more.Read More
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TravelWifiIndustries
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22$1,000+1,000 - 9,999 employeesVSynergize is a call center founded in 2000. They are headquartered in Westborough, Massachusetts and have a large team. Their services include Call Center Services, Back Office Outsourcing, Robotics Process Automation, and Generative AI.Read More
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23$1,000+50 - 249 employeesKyiv, UkraineLimTC is a Customer Service Outsourcing company. Founded in 2017, the midsize agency is in Kyiv, Ukraine. Their services include Customer Service Outsourcing, Back Office Outsourcing, Call Center Services, and HR Outsourcing.Read More
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eKomi LtdIndustries
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24$1,000+1,000 - 9,999 employeesOutsource and Save is a large call center in Los Angeles, California; Los Angeles, California; Lynwood, California and West Covina, California. Established in 2018, the team provides Call Center Services, Back Office Outsourcing, Customer Service Outsourcing, and Sales Outsourcing.Read More
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25Undisclosed10,000+ employeesMandaluyong, PhilippinesEmapta is an IT staff augmentation company. Founded in 2010, the company is located in Mandaluyong, Philippines; Makati, Philippines; Makati, Philippines and Makati, Philippines. The large team focuses on IT staff augmentation, Back Office Outsourcing, Finance & Accounting Outsourcing (FAO), Call Center Services, and more.Read More
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26Undisclosed1,000 - 9,999 employeesNoida, IndiaPhone answering service Go4customer was established in 2004. Their large team is headquartered in Noida, India; Jaipur, India; Navi Mumbai, India and Bengaluru, India. Their services include Call Center Services, Customer Service Outsourcing, Market Research, and Sales Outsourcing.Read More
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MSMEIndustries
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27$5,000+50 - 249 employeesAustin, TXRead More
Outsourcing firm ContactWorks is based in Austin, Texas. They were founded in 2004 and now employ a team of 20 that specializes in voice services for clients in the financial & business services and healthcare industries.
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FonalityIndustries
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28$10,000+250 - 999 employeesDorval, CanadaRead More
CanadaDirect is an outbound marketing company headquartered in Dorval, Canada. The company was founded in 1987, and has a team of 40 employees who specialize in voice services, and provide some non-voice BPO/back office services. Their small team works mostly with enterprise and mid-market businesses, but they do work with some small businesses. The businesses they serve are mainly in the consumer products & services, financial services, and business services industries.
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29$1,000+1,000 - 9,999 employeesEncinitas, CARead More
CC Capital Group is an outsourcing agency based in La Jolla, Calif with a team of 25. Founded in 2012, the company offers direct marketing, business consulting, and HR services. Their direct marketing services are focused on telemarketing, among other forms.
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Xerox CorporationIndustries
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30$5,000+1,000 - 9,999 employeesMahwah, NJRead More
DialAmerica is a business process outsourcing firm headquartered in Mahwah, N.J. with offices in New York City, Athens, Ga., Charleston, and Cleveland. Founded in 1957, they have over 5000 employees. Their services include voice call process outsourcing, but they offer non-voice services as well.
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TIME MagazineIndustries
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