Top 100 Call Center Services
The Best of August 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 is an Orlando, Florida-based answering service. The company offers Call Center Services, Customer Service Outsourcing, Back Office Outsourcing, and Staffing and is midsize.The company was founded in 1998.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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4441$5,000+2 - 9 employeesTefen, IsraelFounded in 2017, Tal Paperin is a Business Consulting company. The small team specializes in Business Consulting and Sales Outsourcing.Read More
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4442$1,000+2 - 9 employeesLinguaCom CX is a Customer Service Outsourcing company. Established in 2024, the agency specializes in Customer Service Outsourcing and Call Center Services.Read More
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4443Undisclosed2 - 9 employeesAtlas Platform is a Business Consulting company. They are located in Arlington, Virginia. Their team specializes in Business Consulting and Sales Outsourcing.Read More
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4444$1,000+2 - 9 employeesGiza, EgyptLaunched in 2026, AXOVATEGLOBAL is a Customer Service Outsourcing company. The small team specializes in Customer Service Outsourcing and Call Center Services.Read More
Industries
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4445$10,000+2 - 9 employeesSantiXS is a Vancouver, Washington-based Sales Outsourcing company. They provide Sales Outsourcing and Demand Generation Marketing.Read More
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4446$25,000+10 - 49 employeesJhelum, PakistanMedia planning and buying company SH Square Media was launched in 2019. The firm specializes in Media Planning & Buying, Call Center Services, Pay Per Click, Market Research, and more and has a small team. The firm is located in Jhelum, Pakistan.Read More
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4447$1,000+10 - 49 employeesDhaka, BangladeshDivinut is an answering service headquartered in Dhaka, Bangladesh. Launched in 2022, the small team offers call center services, web design, ux/ui design, back office outsourcing, and more.Read More
Industries
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4448$1,000+10 - 49 employeesBury, EnglandLoop Outsourcing, a phone answering service, was established in 2022. The team focuses on Call Center Services and Search Engine Optimization and is headquartered in Bury, England.Read More
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4449$10,000+10 - 49 employeesDa Nang City, VietnamY.digital Asia Co., Ltd is an artificial intelligence development company. The team offers Artificial Intelligence and Call Center Services and is in Da Nang City, Vietnam.Read More
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4450$5,000+10 - 49 employeesDhaka, BangladeshTeleserv is a call center company. Launched in 2023, the firm focuses on Call Center Services and Back Office Outsourcing.Read More
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4451Undisclosed10 - 49 employeesOptiserver business management is a Customer Service Outsourcing company. The firm is headquartered in Mumbai, India. Their team provides Customer Service Outsourcing and Call Center Services.Read More
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4452$25,000+10 - 49 employeesLEADSINFOTECH is a small Bhandara, India-based Email Marketing company. The team provides Email Marketing and Sales Outsourcing.Read More
Industries
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4453$1,000+10 - 49 employeesLondon , EnglandSales Outsourcing company We Can Lead was founded in 2022. The team provides Sales Outsourcing and HR Outsourcing and is in London , England and Prilep, North Macedonia.Read More
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4454$5,000+10 - 49 employeesBengaluru, IndiaCXOffshore Outsourcing Solutions is a small Customer Service Outsourcing company in Bengaluru, India. The team focuses on Customer Service Outsourcing and IT managed services.Read More
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4455Undisclosed10 - 49 employeesMérida, MexicoIntangibles Talent is a telephone answering service located in Mérida, Mexico. They provide Call Center Services and Back Office Outsourcing and were launched in 2021.Read More
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4456$1,000+10 - 49 employeesWixom, MIArmored Medical Billing Solutions LLC is a Back Office Outsourcing company. The team offers Back Office Outsourcing and Call Center Services, and the firm is located in Wixom, Michigan.Read More
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4457$1,000+10 - 49 employeesIsleworth, EnglandOptimiserz is a call center. Launched in 2017, the firm is headquartered in Isleworth, England and Lahore, Pakistan. Their team focuses on Call Center Services and Search Engine Optimization.Read More
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4458$10,000+10 - 49 employeesVenixia Outsourcing is a Back Office Outsourcing company in Mumbai, India. They provide Back Office Outsourcing and Customer Service Outsourcing.Read More
Industries
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4459$1,000+10 - 49 employeesFalconre Technohealth Business Solutions, a Customer Service Outsourcing company, was founded in 2020. The agency specializes in Customer Service Outsourcing and Call Center Services, and is small.Read More
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4460$1,000+10 - 49 employeesLucknow, IndiaLocated in Lucknow, India, Supercilious Cosmos Private Limited is a call center service. They specialize in Call Center Services and Back Office Outsourcing and were established in 2024.Read More
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4461$1,000+10 - 49 employeesSan Francisco, CARevGen Genius is a CRM consulting and SI company established in 2022. The company specializes in CRM consulting and SI and Back Office Outsourcing.Read More
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4462$25,000+10 - 49 employeesNxtgen Analytics & Services Pvt Ltd is an answering service. Based in Bolpur P, India, the team offers Call Center Services and Back Office Outsourcing.Read More
Industries
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4463$1,000+10 - 49 employeesDunedain Technologies is a Back Office Outsourcing company. The small Lahore, Pakistan-based team provides Back Office Outsourcing and Call Center Services. The firm was established in 2020.Read More
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4464$10,000+10 - 49 employeesKyndletech Solutions is a CRM consulting and SI company headquartered in Cape Town, South Africa. Their services include CRM consulting and SI and Call Center Services.Read More
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4465$1,000+10 - 49 employeesAntananarivo, MadagascarMADACALL is a Customer Service Outsourcing company based in Antananarivo, Madagascar. Established in 2018, the team specializes in Customer Service Outsourcing and Sales Outsourcing.Read More
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4466$1,000+10 - 49 employeesGurugram, IndiaLeadaze Global Pvt Ltd is a SEO company. Their team is headquartered in Gurugram, India. The company focuses on Search Engine Optimization and Pay Per Click.Read More
Industries
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4467$5,000+10 - 49 employeesContent Marketing company Kridzo Digital was launched in 2025. The firm offers Content Marketing and Sales Outsourcing.Read More
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4468$1,000+10 - 49 employeesCape Town, South AfricaCandies Freelance Agency Pty Ltd, a call center, was established in 2024. They focuses on Call Center Services and HR Outsourcing.Read More
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4469Undisclosed10 - 49 employeesAddis Ababa, EthiopiaZoha Global Solutions is a telephone answering service launched in 2021. Their team offers Call Center Services and Customer Service Outsourcing.Read More
Industries
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4470$1,000+10 - 49 employeesLeadsForge, a Sales Outsourcing company, was established in 2022. Based in Noida, India, the team provides Sales Outsourcing and Email Marketing.Read More
Industries
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