Top 100 Call Center Services
The Best of December 2025
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, 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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$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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4351$10,000+10 - 49 employeesZagreb, CroatiaCoreX is a Customer Service Outsourcing company. In Zagreb, Croatia, the team focuses on Customer Service Outsourcing and Call Center Services.Read More
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4352$1,000+10 - 49 employeesSeongnam-si, South KoreaLeadLynx Korea is a Demand Generation Marketing company. Launched in 2017, the firm is located in Seongnam-si, South Korea. Their team specializes in Demand Generation Marketing and Email Marketing.Read More
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4353$1,000+10 - 49 employeesKarachi, PakistanEstablished in 2020, Allyz Tech is a Business Consulting company. The company specializes in Business Consulting and Sales Outsourcing.Read More
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4354$1,000+10 - 49 employeesSarajevo, Bosnia and HerzegovinaSimple Technology Solutions d.o.o. Is an answering service company. Located in Sarajevo, Bosnia and Herzegovina, the team provides Call Center Services and Custom Software Development.Read More
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4355Undisclosed10 - 49 employeesK-techsolutions LLP is an Email Marketing company. Their team is based in Chikodi, India and provides Email Marketing and Call Center Services.Read More
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4356$1,000+10 - 49 employeesOmni-serve is an answering service company. Their team is in Sidi Bel Abbes, Algeria. The firm provides Call Center Services and Back Office Outsourcing.Read More
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4357$1,000+10 - 49 employeesJohannesburg South, South AfricaLucid Remote is a Back Office Outsourcing company in Johannesburg South, South Africa. The team specializes in Back Office Outsourcing and IT strategy consulting.Read More
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4358Undisclosed10 - 49 employeesBerlin, GermanyKP DigiServe is a Customer Service Outsourcing company. They are in Berlin, Germany and Berlin, Germany, and their services include Customer Service Outsourcing and Call Center Services.Read More
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4359$1,000+10 - 49 employeesRouge Flamingo, an Account-Based Marketing company, is headquartered in Mumbai, India and Santa Clara, California. The team offers Account-Based Marketing and Sales Outsourcing.Read More
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4360$5,000+10 - 49 employeesPune, IndiaUrbanSpell is a social media marketing firm. Their team is headquartered in Pune, India. The agency specializes in Social Media Marketing and Search Engine Optimization.Read More
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4361Undisclosed10 - 49 employeesMadisonpublishers is a public relations firm. Located in Hesperia, California, the company was launched in 2025. Their services include Public Relations and Digital Strategy.Read More
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4362$5,000+10 - 49 employeesGIRRAFFE SEO, a Content Marketing company, is in Baton Rouge, Louisiana. They focus on Content Marketing and Search Engine Optimization and were launched in 2025.Read More
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4363Undisclosed10 - 49 employeesMountain View, CASonify is a small IT managed services company headquartered in Mountain View, California. The team specializes in IT managed services and Call Center Services.Read More
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4364$1,000+10 - 49 employeesBased in Alexandria, Egypt, Instant Hires is a Sales Outsourcing company. Their services include Sales Outsourcing and HR Outsourcing.Read More
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4365$1,000+10 - 49 employeesIT strategy consulting company Unified Outsourcing Services Pvt Ltd was launched in 2024. The team provides IT strategy consulting and Web Development.Read More
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4366$10,000+10 - 49 employeesAnswering service company InboxCrew was launched in 2025. The team specializes in Call Center Services and Back Office Outsourcing and is based in Noida, India.Read More
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4367$1,000+10 - 49 employeesVirtuTask, a phone answering service, was founded in 2023. Based in Malolos, Philippines, the team specializes in Call Center Services and Back Office Outsourcing.Read More
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4368$5,000+10 - 49 employeesSaulx-les-Chartreux, FrancePartners- IT VD is a phone answering service. The small Saulx-les-Chartreux, France-based team specializes in Call Center Services and Web Design. The agency was launched in 2024.Read More
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4369Undisclosed10 - 49 employeesHoddz Trends LLC is a social media marketing agency. The team is in Little Rock, Arkansas, and their services include Social Media Marketing and cloud consulting & SI.Read More
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4370$5,000+10 - 49 employeesOutsource Pros is a Customer Service Outsourcing company. They are in North Richland Hills, Texas, and their services include Customer Service Outsourcing and Back Office Outsourcing.Read More
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4371Undisclosed10 - 49 employeesSwiftOpz, a call center, is headquartered in Bengaluru, India. They offer Call Center Services and Back Office Outsourcing and were launched in 2025.Read More
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4372$1,000+10 - 49 employeesMSS AGENCY is a Business Consulting company. They were founded in 2021, and their services include Business Consulting and Sales Outsourcing.Read More
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4373Undisclosed10 - 49 employeesProvox Global is a columbus, Ohio-based telephone answering service. Their services include Call Center Services and Back Office Outsourcing.Read More
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4374$5,000+10 - 49 employeesSymetris Social Marketing, a social media marketing firm, was launched in 2021. Located in Dubai, United Arab Emirates, the team provides Social Media Marketing and Content Marketing.Read More
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4375Undisclosed10 - 49 employeesAI firm Hostcomm provides Artificial Intelligence and Call Center Services. They were established in 2004.Read More
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4376Undisclosed10 - 49 employeesVisveshwara Nagar, IndiaIVYLYN BELIEVE BUILD is a Customer Service Outsourcing company launched in 2025. The team focuses on Customer Service Outsourcing and Sales Outsourcing and is in Visveshwara Nagar, India.Read More
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4377$1,000+10 - 49 employeesFounded in 2020, Capstar Solutions is an unified communications consulting & SI company. The firm focuses on unified communications consulting & SI and Cybersecurity.Read More
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4378$1,000+10 - 49 employeesColossal Global Solutions is a Customer Service Outsourcing company established in 2025. The team offers Customer Service Outsourcing and Call Center Services and is based in Hyderabad, India.Read More
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4379$5,000+10 - 49 employeesLondon, EnglandThaver, a Business Consulting company, was launched in 2025. The company offers Business Consulting and Corporate Training & Coaching, and is small.Read More
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4380$1,000+10 - 49 employeesGCON is a Customer Service Outsourcing company. Launched in 2025, the company specializes in Customer Service Outsourcing and Call Center Services.Read More
Industries
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