Top 100 Telemarketing Companies in the United States
The Best of December 2025Looking for a top telemarketing service in the United States?
With so many companies telemarketing in today’s world, it can be difficult for your company’s calls to stand out amongst the competition. Partnering with a telemarketing service can help your company reach the maximum amount of customers.
To assist you in your search for a partner, we’ve compiled this list of the top telemarketing companies in United States. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best United States Telemarketing Services
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361$1,000+50 - 249 employeesCarrollton, TXGravityBPO, a call center, is based in Rawalpindi, Pakistan and Philadelphia, Pennsylvania. The midsize company was launched in 2018. Their team specializes in call center services, back office outsourcing, affiliate marketing, and transcription.Read More
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362$1,000+2 - 9 employeesOrlando, FLCustomer Service Outsourcing company Connectual Assistant was founded in 2024. Headquartered in Orlando, Florida, the team offers Customer Service Outsourcing and Call Center Services.Read More
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363$1,000+250 - 999 employeesCanton, MARead More
DelonApps is an IT staff augmentation company. The small Lagos, Nigeria-based company was founded in 2018. Their services include IT staff augmentation, voice services, HR services, non-voice bpo/back office services, and more.
Clients
First Bank Access Bank Wema Bank Sterling BankIndustries
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364Undisclosed10 - 49 employeesSan Jose, CAVirtuSol is a telephone answering service founded in 2010. Headquartered in San Jose, California and Hyderabad, India, the team offers Call Center Services and Branding.Read More
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365$25,000+10,000+ employeesLos Angeles, CAVXI Global Solutions Inc. Is a Customer Service Outsourcing company established in 1998. The company offers Customer Service Outsourcing and Call Center Services.Read More
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366Undisclosed2 - 9 employeesFort Collins, COSmall Email Marketing company B2B CellPhone Lists, is headquartered in Fort Collins, Colorado. The team offers Email Marketing and Call Center Services.Read More
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367Undisclosed2 - 9 employeesHouston, TXLaunched in 2017, Take My Calls VAS is a telephone answering service. The team focuses on Call Center Services and Customer Service Outsourcing and is located in Houston, Texas.Read More
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368Undisclosed10 - 49 employeesBedford, NHPowerhouse Consulting Inc is a call center service. Founded in 1987, the team focuses on Call Center Services and Business Consulting. The firm is headquartered in Bedford, New Hampshire.Read More
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369$10,000+10 - 49 employeesSachse, TXTop Lead Partner is a phone answering service established in 2020. The firm focuses on Call Center Services and Back Office Outsourcing.Read More
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370Undisclosed2 - 9 employeesOmaha, NEFounded in 2006, Anequim is an answering service company. The company specializes in Call Center Services and Back Office Outsourcing.Read More
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371Undisclosed2 - 9 employeesConcord, NHBased in Concord, New Hampshire, New England Call Center is a small Customer Service Outsourcing company. The team specializes in Customer Service Outsourcing and Call Center Services.Read More
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372$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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373Undisclosed50 - 249 employeesHouston, TXLaunched in 2009, Integrity Net Call Center is a midsize Houston, Texas-based Customer Service Outsourcing company. Their services include Customer Service Outsourcing and Call Center Services.Read More
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374$1,000+250 - 999 employeesPhoenix, AZEstablished in 1978, Gatestone & Co. Is a phone answering service. The firm offers Call Center Services and Sales Outsourcing.Read More
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375$1,000+2 - 9 employeesCoral Gables, FLEstablished in 2012, Responsive Call Center is a call center. The small team offers Call Center Services and Customer Service Outsourcing.Read More
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376Undisclosed2 - 9 employeesRoyersford, PAProfessional Services is a small answering service company. Launched in 1967, the team offers Call Center Services.Read More
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377Undisclosed2 - 9 employeesCoral Gables, FLSumaLatam is a Translation company. They specialize in Translation and Call Center Services and were launched in 2012.Read More
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378Undisclosed2 - 9 employeesOxford, MALaunched in 2014, Arkadia Media is an Email Marketing company. The agency provides Email Marketing and Event Marketing, and is small.Read More
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379Undisclosed2 - 9 employeesChicago, ILHeadquartered in Chicago, Illinois, Sea Hawks Solution is a call center service. Founded in 2018, the team provides Call Center Services and Advertising.Read More
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380Undisclosed2 - 9 employeesWaveland, MSWorkWise, LLC is a Commercial Property Management company. The Waveland, Mississippi-based agency was founded in 2018. Their services include Commercial Property Management and Call Center Services.Read More
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381$5,000+10 - 49 employeesKnoxville, TNBizSprints is a CRM consulting and SI company. The Knoxville, Tennessee-based firm was founded in 2016. Their services include CRM consulting and SI and unified communications consulting & SI.Read More
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382Undisclosed2 - 9 employeesOmaha, NELaunched in 2017, Sierra Company is a Corporate Training & Coaching company. The team offers Corporate Training & Coaching and Translation and is based in Omaha, Nebraska.Read More
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383Undisclosed2 - 9 employeesSeymour, TNKnoxville Computer Corporation is a call center based in Seymour, Tennessee. The team specializes in Call Center Services and Back Office Outsourcing.Read More
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384$1,000+50 - 249 employeesCerritos, CAHire Live Support Inc is an answering service company. Established in 2009, the agency specializes in Call Center Services and Customer Service Outsourcing.Read More
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385Undisclosed2 - 9 employeesBuford, GAITneer is a software development firm located in Buford, Georgia. They provide Custom Software Development and Social Media Marketing.Read More
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386$100,000+1,000 - 9,999 employeesTulsa, OKAvantive Solutions is an answering service company. The Tulsa, Oklahoma-based company was established in 1998. Their services include Call Center Services and Customer Service Outsourcing.Read More
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387$1,000+50 - 249 employeesNew York City, NYTask Virtual is a SEO company. The midsize Kolkata, India-based firm was founded in 2016. Their services include Search Engine Optimization, Back Office Outsourcing, Social Media Marketing, Content Marketing, and more.Read More
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388Undisclosed50 - 249 employeesNew York, NYKtech is a call center. They specialize in Call Center Services and Sales Outsourcing and were founded in 2023.Read More
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389Undisclosed10 - 49 employeesKnoxville, TNProximoCX, a small call center service, is headquartered in Knoxville, Tennessee. The team offers Call Center Services and Sales Outsourcing.Read More
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390$1,000+50 - 249 employeesKnoxville, TNRead More
Located in Knoxville, Tenn., Taskforce BPO is a veteran-owned company that provides clients of all sizes with labor solutions. Made up of 90 employees, the company specializes in voice services and non-voice BPO/back office services. Taskforce BPO was founded in 2015 and predominantly serves clients in the healthcare, financial services, business services, and retail industries.
Clients
Dental PracticesIndustries
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