Top 100 Call Center Services in the United States
The Best of December 2025Looking for a top voice service and call center company in the United States?
Voice services companies provide value to your company: automating your client communication allows your company the flexibility to devote resources to core firm-building activities.
To assist you in your search for a partner, we’ve compiled this list of the top voice and call center services in United States. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
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List of the Best United States Voice Services Providers
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$1,000+250 - 999 employeesHatboro, PARead More
HelpSquad, LLC is a midsize in Quakertown, Pennsylvania and Hatboro, Pennsylvania. They specialize in and were established in 2011.
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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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$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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331$1,000+250 - 999 employeesDover, DEVelan Healthcare Services is an answering service company. They offer Call Center Services and Back Office Outsourcing and are headquartered in Dover, Delaware.Read More
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332Undisclosed1,000 - 9,999 employeesRogers, ARCall center service Shelf Level Retail Solutions focuses on Call Center Services and Fulfillment. They were founded in 2002.Read More
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333Undisclosed50 - 249 employeesFort Smith, ARAFS Business Solutions, a phone answering service, was established in 1984. The midsize team focuses on Call Center Services and Back Office Outsourcing.Read More
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334Undisclosed1,000 - 9,999 employeesPortland, ORServiceForge, a phone answering service and Customer Service Outsourcing company, was founded in 2023. They offers Call Center Services and Customer Service Outsourcing.Read More
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335Undisclosed10 - 49 employeesBuffalo, NYOnPoint Management Group is a small Sales Outsourcing company. Launched in 2018, the team offers Sales Outsourcing and Social Media Marketing.Read More
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336$10,000+50 - 249 employeesWeston, FLInfoperformance is a call center company and Customer Service Outsourcing company. The Weston, Florida-based company specializes in Call Center Services and Customer Service Outsourcing.Read More
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337$5,000+50 - 249 employeesMontvale, NJMillennium Medical Billing is a call center service. They are located in Montvale, New Jersey and have midsize team of experts. Their services include Call Center Services and Back Office Outsourcing.Read More
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338$5,000+250 - 999 employeesFairfax, IACommercial Development and Sales Outsourcing company Advanced Traffic Control was established in 2004. The firm provides Commercial Development and Sales Outsourcing.Read More
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339Undisclosed1,000 - 9,999 employeesSan Diego, CADME Service Solutions is a large call center. Founded in 2021, the team offers Call Center Services and Back Office Outsourcing.Read More
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340Undisclosed250 - 999 employeesSan Ramon, CARead More
Five9 is a cloud-based call center software provider. Their team of about 1,000 employees is based in San Ramon, Calif. Services include CRM, ERP, and IT consulting, as well as voice services. They were founded in 2001.
Clients
DebtCleanseIndustries
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341$1,000+2 - 9 employeesWest Hartford, CTFounded in 1995, Universal Connectivity is a cloud consulting & SI company. The team offers cloud consulting & SI and unified communications consulting & SI.Read More
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342$1,000+50 - 249 employeesSan Diego, CAVirtual Latinos is a Customer Service Outsourcing company. Based in San Diego, California, the agency was founded in 2018. Their services include Customer Service Outsourcing and Sales Outsourcing.Read More
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343$1,000+250 - 999 employeesGreenwood Village, COPRG, a Back Office Outsourcing company, is headquartered in Greenwood Village, Colorado. Their services include Back Office Outsourcing and Call Center Services.Read More
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344$1,000+2 - 9 employeesPonte Vedra Beach, FLPipeUp is a Sales Outsourcing company. Launched in 2022, the firm focuses on Sales Outsourcing.Read More
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345$1,000+10 - 49 employeesMillersville, MDLocated in Millersville, Maryland, Gibbs Marketing LLC is a small call center company. Their services include Call Center Services and Sales Outsourcing.Read More
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346$5,000+10 - 49 employeesSan Diego, CATelephone answering service Manifest Direct Marketing, LLC is in San Diego, California. They specialize in Call Center Services and Sales Outsourcing and were established in 2018.Read More
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347$1,000+2 - 9 employeesDallas, TXSmall Sales Outsourcing company Outboundify, is in Dallas, Texas. Their services include Sales Outsourcing and Call Center Services.Read More
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348$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
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349$1,000+2 - 9 employeesSchenectady, NYFuel Lead is a Schenectady, New York-based Sales Outsourcing company. The team focuses on Sales Outsourcing.Read More
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350Undisclosed10 - 49 employeesPuyallup, WACascade Answering Solutions is an answering service. Their small team is in Puyallup, Washington and offers Call Center Services and Customer Service Outsourcing. The agency was launched in 2015.Read More
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351Undisclosed10 - 49 employeesPalm Springs, CASDRengine is a Sales Outsourcing company launched in 2020. Their services include Sales Outsourcing and Call Center Services.Read More
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352$1,000+10 - 49 employeesGeneva, ILJyngle is a call center service. The Geneva, Illinois-based agency specializes in Call Center Services and Customer Service Outsourcing.Read More
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353$1,000+50 - 249 employeesFargo, NDFounded in 2010, Outbound Caller is a call center company. The company provides Call Center Services.Read More
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354$1,000+50 - 249 employeesSan Jose, CARPM BPO is a call center company. Their midsize team is in San Jose, California. The firm offers call center services, back office outsourcing, customer service outsourcing, and sales outsourcing.Read More
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355$5,000+50 - 249 employeesNew York, NYMaverick Velocity is a sales outsourcing company established in 2015. The company offers sales outsourcing and has a midsize team.Read More
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356$1,000+50 - 249 employeesLos Angeles, CABased in Los Angeles, California and Sahibzada Ajit Singh Nagar, India, OKKO Global is a Sales Outsourcing company. Launched in 2019, the team specializes in Sales Outsourcing and Email Marketing.Read More
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357Undisclosed50 - 249 employeesAllen, TXTX Pavers and Turf is a Sales Outsourcing company. The firm is in Allen, Texas and Allen, Texas. Their services include Sales Outsourcing.Read More
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358$1,000+10 - 49 employeesLos Angeles, CABased in Los Angeles, California, RevGen Labs is a Sales Outsourcing company. They offer Sales Outsourcing.Read More
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359$1,000+50 - 249 employeesHouston, TXThe Call Center Doctors is a telephone answering service. The company is in Houston, Texas. Their services include Call Center Services.Read More
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360Undisclosed10 - 49 employeesSan Francisco, CAAiSDR is a Sales Outsourcing and AI Agents company. They were established in 2023, and their services include Sales Outsourcing and AI Agents.Read More
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Check out a Call Centers in United States with the most new reviews in the past 12 months.
Most Reviewed
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