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
-
421Undisclosed250 - 999 employeesLisboa, PortugalCluster Outsourcing Services Limited is an answering service. They offer Call Center Services and Customer Service Outsourcing and were established in 2020.Read More
Industries
-
422Undisclosed10 - 49 employeesSRVR, LLC, a small phone answering service and Customer Service Outsourcing company, is headquartered in Troy, Michigan. Their services include Call Center Services and Customer Service Outsourcing.Read More
-
423Undisclosed250 - 999 employeesPasig, PhilippinesISupport Worldwide is a telephone answering service. The Pasig, Philippines-based firm specializes in Call Center Services and Back Office Outsourcing.Read More
-
424$5,000+1,000 - 9,999 employeesMira Bhayandar, IndiaEpicenter Technologies is a Mira Bhayandar, India-based answering service. They focus on Call Center Services and Back Office Outsourcing and were launched in 2001.Read More
Industries
-
425$1,000+10 - 49 employeesRead More
Navigant PACE is a mass tort claims administration company based in Hamilton, NJ, with four other locations. Founded in the early 1980s, they have over 5,000 employees that service the business services, legal, financial, and healthcare industries. They specialize in non-voice BPO/back office services and voice services.
Industries
-
426Undisclosed250 - 999 employeesMakati, PhilippinesAsia Premier One Source is a Customer Service Outsourcing company. Based in Makati, Philippines and Taguig, Philippines, the company offers Customer Service Outsourcing and Call Center Services.Read More
Industries
-
427$1,000+2 - 9 employeesToledo, OHComprehensive Data Services, Inc is an IT managed services company. Established in 1986, the agency specializes in IT managed services and cloud consulting & SI.Read More
Industries
-
428Undisclosed50 - 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
Industries
-
429$1,000+250 - 999 employeesHelport AI is an AI Agents company. The San Diego, California-based agency was founded in 2020. Their team specializes in AI Agents and Call Center Services.Read More
Industries
-
430$1,000+10 - 49 employeesPort Washington, NYRead More
Blue Zebra Appointment Setting is a lead generation agency based in Port Washington, N.Y. Since 1989, their team of fewer than 10 works with clients in different industries like business and financial services and healthcare.
Clients
King PlasticsIndustries
-
431$1,000+1,000 - 9,999 employeesMcKinney, TXCustomer Service Outsourcing company Eminence RCM was launched in 2017. In McKinney, Texas, the team specializes in Customer Service Outsourcing and Back Office Outsourcing.Read More
-
432Undisclosed50 - 249 employeesDhaka, BangladeshLaunched in 2011, Impel Service & Solutions Limited (ISSL) is a midsize Customer Service Outsourcing company. Their team provides Customer Service Outsourcing and Custom Software Development.Read More
Industries
-
433$1,000+50 - 249 employeesLas Vegas, NVGlobal Services BPO is a Las Vegas, Nevada-based phone answering service. The team provides Call Center Services and Customer Service Outsourcing.Read More
Industries
-
434$5,000+1,000 - 9,999 employeesNew York, NYIntegreon, a large Back Office Outsourcing company, is headquartered in New York, New York and Makati, Philippines. Their services include Back Office Outsourcing and Transcription.Read More
Clients
MicrosoftIndustries
-
435$1,000+1,000 - 9,999 employeesBack Office Support Services is a large phone answering service launched in 2002. Their services include Call Center Services and Web Development.Read More
Industries
-
436$100,000+1,000 - 9,999 employeesSan Diego, CACall Center Services International, a telephone answering service, is based in San Diego, California and Tijuana, Mexico. They focus on Call Center Services and Customer Service Outsourcing.Read More
Industries
-
437Undisclosed10 - 49 employeesFinal Expense Leads Pro is a small call center launched in 2016. Their team offers Call Center Services and Customer Service Outsourcing.Read More
-
438Undisclosed10 - 49 employeesRead More
Founded in 2012, DCDial is an information technology company that is headquartered in Atlanta. The team of 8 primarily provides voice services for clients.
Industries
-
439$1,000+1,000 - 9,999 employeesEl Paso, TXDatamark, a Finance & Accounting Outsourcing (FAO) company, was established in 1989. The agency provides Finance & Accounting Outsourcing (FAO) and Call Center Services.Read More
Industries
-
440Undisclosed250 - 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
Industries
-
441Undisclosed250 - 999 employeesDialDesk is a phone answering service. Launched in 2008, their team focuses on Call Center Services.Read More
-
442$5,000+50 - 249 employeesPearl Lemon Leads Canada is a call center service based in Ottawa, Canada. They specialize in Call Center Services and Sales Outsourcing.Read More
-
443$1,000+10 - 49 employeesChennai, IndiaPhone answering service Siplink Communications is located in Chennai, India. They offer Call Center Services and were launched in 2015.Read More
Industries
-
444$1,000+1,000 - 9,999 employeesDavao City, PhilippinesFlatworld Philippines is a large Davao City, Philippines-based answering service company. Their services include Call Center Services and Custom Software Development.Read More
Industries
-
445Undisclosed50 - 249 employeesVoiptime Cloud is a Denver, Colorado-based call center service. They focus on Call Center Services and CRM consulting and SI and were launched in 2010.Read More
Industries
-
446Undisclosed1,000 - 9,999 employeesTelephone answering service Upsell Technologies is based in Toshima City, Japan and Cebu City, Philippines. The team offers Call Center Services and Sales Outsourcing.Read More
Industries
-
447$1,000+10 - 49 employeesRead More
SidekickAdmin is a phone answering service launched in 2022. Located in Ottawa, Canada, their small team focuses on call center services.
Industries
-
448$5,000+10 - 49 employeesMobilize.AI LLC, a telephone answering service, was founded in 1995. The team specializes in Call Center Services and Customer Service Outsourcing.Read More
-
449$5,000+10 - 49 employeesRīga, LatviaCall center company TelTel is headquartered in Rīga, Latvia. Established in 2009, the team specializes in Call Center Services.Read More
Industries
-
450$10,000+50 - 249 employeesCabuyao, PhilippinesStaff Callture Incorporated is a phone answering service founded in 2013. Their services include Call Center Services and Back Office Outsourcing.Read More
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed Telemarketing Company
Connect with a Telemarketing Company that received the most new reviews in the past 12 months.
Telemarketing Company
- 11 11 new reviews
- 12 11 new reviews
- 13 11 new reviews
- 14 11 new reviews
- 15 10 new reviews
