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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2911$1,000+10 - 49 employeesBitola, North MacedoniaJupiter BPO, a phone answering service, was founded in 2021. The team offers Call Center Services and Back Office Outsourcing.Read More
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2912$1,000+10 - 49 employeesGrotte Santo Stefano, ItalyImisEst is a PR agency. They are in Grotte Santo Stefano, Italy. Their team focuses on Public Relations and Sales Outsourcing.Read More
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2913$5,000+10 - 49 employeesMotion Group - Motion BBC GmbH is a Sales Outsourcing company. They are in Wien, Austria and have small team of experts. Their services include Sales Outsourcing and Direct Marketing.Read More
Industries
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2914$1,000+10 - 49 employeesEtiqad Solutions, a small answering service company, is headquartered in Birmingham , England. The team focuses on Call Center Services and Corporate Training & Coaching.Read More
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2915$1,000+10 - 49 employeesTeam Outsource is a Business Consulting company. Their team is based in Newton, Massachusetts. The company offers Business Consulting and Call Center Services.Read More
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2916$1,000+10 - 49 employeesAsfper Soft is a website development company. They focus on Web Development and Call Center Services and were established in 2013.Read More
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2917Undisclosed10 - 49 employeesBellevue, WAEncore Focus is a small Sales Outsourcing company. Launched in 2005, the team specializes in Sales Outsourcing and IT strategy consulting.Read More
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2918Undisclosed10 - 49 employeesSkyOS BPO is an answering service company in Sahibzada Ajit Singh Nagar, India. They specialize in Call Center Services and Back Office Outsourcing.Read More
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2919$5,000+10 - 49 employeesVaughan, CanadaPlatXP Creative is a Sales Outsourcing company launched in 2023. The team provides Sales Outsourcing and Direct Marketing.Read More
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2920Undisclosed10 - 49 employeesGloburn Resources Management Pvt Ltd is a Back Office Outsourcing company located in Bengaluru, India and Redditch, England. Their services include Back Office Outsourcing and Business Consulting.Read More
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2921$1,000+10 - 49 employeesIpil, PhilippinesIFOVS Business Support Services, a small Back Office Outsourcing company, is in Ipil, Philippines. The team provides Back Office Outsourcing and Call Center Services.Read More
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2922$1,000+250 - 999 employeesSanta Catarina, MexicoOne Contact by Grupo Migesa is an Email Marketing company. They are located in Santa Catarina, Mexico and have midsize team. They offer Email Marketing and Social Media Marketing.Read More
Industries
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2923$75,000+250 - 999 employeesLaunched in 2024, Ready Mailing Team is an Advertising company. Headquartered in Bogura, Bangladesh, the team specializes in Advertising and Branding.Read More
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2924$10,000+250 - 999 employeesSan Diego, CAValoroo, an IT staff augmentation company, is headquartered in San Diego, California. Established in 2019, the team provides IT staff augmentation and Call Center Services.Read More
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2925Undisclosed250 - 999 employeesWarszawa, PolandGrowNow, a Sales Outsourcing company, is located in Warszawa, Poland. Their services include Sales Outsourcing and Fulfillment.Read More
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2926Undisclosed250 - 999 employeesLittleton, COSalesHive, a email marketing company, was founded in 2016. Their midsize team is headquartered in Littleton, Colorado and focuses on email marketing, sales outsourcing, and call center services.Read More
Industries
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2927$1,000+2 - 9 employeesGurugram, IndiaPhone answering service Navigant Technologies Pvt. Ltd. Is in Gurugram, India. Launched in 2003, the team focuses on Call Center Services and Accounting.Read More
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2928$10,000+2 - 9 employeesNew York, NYMindracer Consulting is a Sales Outsourcing company. The team focuses on Sales Outsourcing and Financial Consulting and is based in New York, New York.Read More
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2929Undisclosed2 - 9 employeesMMDSmart - Cloud Communication Business Solutions is a Business Consulting company. Located in Sofia, Bulgaria, the company specializes in Business Consulting and Call Center Services.Read More
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2930Undisclosed2 - 9 employeesVRI Limited is a Business Consulting company. Established in 2016, their team focuses on Business Consulting and Sales Outsourcing.Read More
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2931Undisclosed10 - 49 employeesJohannesburg, South AfricaSales outsourcing company Syte was launched in 2018. The agency offers sales outsourcing, ecommerce marketing, and search engine optimization and has a small team.Read More
Clients
Carrol Boyes Toy Kingdom Huawei Basic FabricsIndustries
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2932Undisclosed10 - 49 employeesGECO is an Other Application Development company. Headquartered in AAT, Argentina, the firm was established in 2004. Their team provides Other Application Development and Call Center Services.Read More
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2933$1,000+10 - 49 employeesDorking, EnglandNovus Business Connections Limited, a small Direct Marketing company, is based in Dorking, England. Their services include Direct Marketing and Customer Service Outsourcing.Read More
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2934Undisclosed10 - 49 employeesWayne, PAExpert Business Development LLC is a Business Consulting company. The firm is headquartered in Wayne, Pennsylvania. Their services include Business Consulting and Sales Outsourcing.Read More
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2935Undisclosed10 - 49 employeesBaltimore, MDGlobal Virtual Support is a call center company. They were established in 2018 and specialize in Call Center Services and Back Office Outsourcing.Read More
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2936Undisclosed10 - 49 employeesKloud 7 is an unified communications consulting & SI company launched in 2012. The agency provides unified communications consulting & SI and Call Center Services.Read More
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2937Undisclosed2 - 9 employeesHeadquartered in Wirral, England, Forte Growth is a Marketing Strategy company. Founded in 2025, the team provides Marketing Strategy and Sales Outsourcing.Read More
Clients
Wyzr OMMA SolvaPay WealtIndustries
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2938$1,000+2 - 9 employeesKolkata, IndiaBusiness Consulting company Kite Assistant was launched in 2025. The small team specializes in Business Consulting, Call Center Services, Sales Outsourcing, and Content Moderation Services. The agency is in Kolkata, India.Read More
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2939$1,000+2 - 9 employeesCallenta is a call center company. Their small team is located in San Francisco, California. The company specializes in Call Center Services, Customer Service Outsourcing, Back Office Outsourcing, and Sales Outsourcing. The company was founded in 2025.Read More
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2940Undisclosed2 - 9 employeesLeadSnake is an artificial intelligence company and Sales Outsourcing company launched in 2022. In Chicago, Illinois, the team provides Artificial Intelligence and Sales Outsourcing.Read More
Industries
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