Top 100 Call Center Services
The Best of October 2026
Outsourced call center services refer to handling incoming and outgoing calls on behalf of businesses to support functions such as customer service, lead generation, and appointment setting. Call center services are crucial to ensuring customers have a positive experience with their business before, during, and after purchasing. Investing in quality call center solutions is important for timely responses to key stakeholders, gathering feedback, and understanding customer preferences.
Call centers are a type of BPO that focuses on training and hiring dedicated agents who can handle customer inquiries, resolve customer issues and complaints, and provide technical support. They contribute to businesses' productivity and long-term success, allowing them to focus on core functions while managing customers professionally and efficiently.
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List of the Best Voice Services Providers on the Market
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$1,000+250 - 999 employeesOrlando, FLXACT, an answering service company, was founded in 1996. Their midsize team is in Orlando, Florida and Unity, Maine. The agency specializes in Call Center Services, Customer Service Outsourcing, Back Office Outsourcing, and Staffing.Read More
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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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2431$1,000+50 - 249 employeesNexis Solutions Group is a phone answering service. Headquartered in Ciudad de Guatemala, Guatemala, the agency offers Call Center Services and Back Office Outsourcing.Read More
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2432Undisclosed50 - 249 employeesEstablished in 2023, AstroBeam is a Customer Service Outsourcing company. The team offers Customer Service Outsourcing and Call Center Services.Read More
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2433$1,000+50 - 249 employeesDATA GLOBAL CALL CENTER SARL, a call center company, offers Call Center Services and Back Office Outsourcing. The company is in Tetouan, Madagascar.Read More
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2434Undisclosed50 - 249 employeesCape Town, South AfricaMidsize call center company Telepride Consultants, is in Cape Town, South Africa. The team focuses on Call Center Services and Social Media Marketing.Read More
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2435$1,000+50 - 249 employeesMadrid, ColombiaWORLD JOINT CONNECTION is a Madrid, Colombia-based telephone answering service. The team offers Call Center Services and Back Office Outsourcing.Read More
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2436$5,000+50 - 249 employeesKarachi, PakistanTelephone answering service VB Systems was launched in 2021. The firm offers Call Center Services and Customer Service Outsourcing, and is midsize.Read More
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2437$25,000+10 - 49 employeesLübeck, GermanySmall Marketing Strategy and Sales Outsourcing company FluxGrowth, is based in Lübeck, Germany and Berlin, Germany. They specialize in Marketing Strategy and Sales Outsourcing and were established in 2014.Read More
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2438$1,000+10 - 49 employeesGolden Pass - BPO & Business Solutions is an answering service company. Launched in 2023, the small agency is in Cairo, Egypt and Sheridan, Wyoming. Their services include Call Center Services, Corporate Travel Management, Customer Service Outsourcing, and Sales Outsourcing.Read More
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2439$1,000+10 - 49 employeesNorwich, EnglandCompare Telemarketing Agency, a content moderation services company, was founded in 2024. The firm focuses on content moderation services, data annotation services, advertising, branding, and more and has a small team. The firm is in Norwich, England.Read More
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2440Undisclosed10 - 49 employeesMinneapolis, MNLaunched in 2007, Techtonic Sales is a telephone answering service. Their team provides Call Center Services and Web Development.Read More
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2441Undisclosed10 - 49 employeesBengaluru, IndiaMarketboats Consulting, a Sales Outsourcing company, is in Wilmington, Delaware and Bengaluru, India. Their services include Sales Outsourcing and Market Research.Read More
Industries
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2442$1,000+10 - 49 employeesPottum, GermanyNetworking Partners is a Content Marketing and Sales Outsourcing company. They are located in Pottum, Germany and Nairobi, Kenya, and their services include Content Marketing and Sales Outsourcing.Read More
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2443$1,000+10 - 49 employeesFort Lauderdale, FLWitpbx.com is an unified communications consulting & SI and call center launched in 2013. The firm focuses on unified communications consulting & SI and Call Center Services.Read More
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2444Undisclosed10 - 49 employeesKolkata, IndiaOkay Call Centre Pvt Ltd. Is an answering service company and Customer Service Outsourcing company established in 1999. Their services include Call Center Services and Customer Service Outsourcing.Read More
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2445Undisclosed10 - 49 employeesDial Dynamic Ltd is a call center service. Established in 2023, the team specializes in Call Center Services and Back Office Outsourcing. The firm is in Dhaka, Bangladesh.Read More
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2446Undisclosed10 - 49 employeesدبي, United Arab EmiratesOUTRIZZ is a دبي, United Arab Emirates-based Sales Outsourcing company. They focus on Sales Outsourcing and Email Marketing and were established in 2024.Read More
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2447$1,000+10 - 49 employeesDover, DEIn Dover, Delaware and Lahore, Pakistan, Moldech is a Sales Outsourcing company. Their services include Sales Outsourcing and Back Office Outsourcing.Read More
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2448$50,000+10 - 49 employeesOUTSOURCING SOLUTIONS EUROPE is a call center company. Launched in 2004, the firm is headquartered in Paris, France. Their services include Call Center Services and Back Office Outsourcing.Read More
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2449$1,000+10 - 49 employeesOlathe, KSECS Virtual Support is a call center. The firm is located in Olathe, Kansas. Their services include Call Center Services and Back Office Outsourcing.Read More
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2450$1,000+10 - 49 employeesInfodatapark is a Sales Outsourcing company. Established in 2020, the team focuses on Sales Outsourcing and Business Consulting. The firm is based in Tirupur, India.Read More
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2451Undisclosed10 - 49 employeesAnswering service company Almisource LTD was established in 2023. The small team provides Call Center Services and AI Agents.Read More
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2452$1,000+10 - 49 employeesMiami, FLMADLeadFlow is a small Miami, Florida-based Business Consulting and Sales Outsourcing company. The team offers Business Consulting and Sales Outsourcing.Read More
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2453Undisclosed10 - 49 employeesDubai, United Arab EmiratesWinmax Gulf is a Business Consulting and Sales Outsourcing company established in 2015. In Dubai, United Arab Emirates, the team provides Business Consulting and Sales Outsourcing.Read More
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2454$5,000+10 - 49 employeesFort Lauderdale, FLNorsou360 is a small call center and Back Office Outsourcing company established in 2019. Their team specializes in Call Center Services and Back Office Outsourcing.Read More
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2455$5,000+10 - 49 employeesEstablished in 2022, Buzzlead is a small Sales Outsourcing and Direct Marketing company. Their services include Sales Outsourcing and Direct Marketing.Read More
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2456Undisclosed10 - 49 employeesMedcal Consulting is a small call center service. They provide Call Center Services and IT strategy consulting and were launched in 2016.Read More
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2457$5,000+10 - 49 employeesMechelen, BelgiumSales Outsourcing company Best Next Contact is headquartered in Mechelen, Belgium. They focus on Sales Outsourcing and Customer Service Outsourcing.Read More
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2458Undisclosed10 - 49 employeesClearwater, FLTozcall, a call center and unified communications consulting & SI company, was established in 2021. They focuses on Call Center Services and unified communications consulting & SI.Read More
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2459$1,000+10 - 49 employeesLeads21 is an Email Marketing company founded in 2021. Their team offers Email Marketing and Sales Outsourcing.Read More
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2460$1,000+10 - 49 employeesDial By Daylight is a call center headquartered in New Cairo City, Egypt. Established in 2025, the team focuses on Call Center Services and Sales Outsourcing.Read More
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