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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901$1,000+50 - 249 employeesFounded in 2017, Vietnam Outsourcing Hub is a software development firm. The midsize team offers Custom Software Development, Finance & Accounting Outsourcing (FAO), Data Annotation Services, CRM consulting and SI, and more. The agency is located in Ho Chi Minh City, Vietnam and Singapore, Singapore.Read More
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902$10,000+50 - 249 employeesChapel Hill, NCKeona Health is an artificial intelligence firm. They are headquartered in Chapel Hill, North Carolina and have a midsize team. Their services include Artificial Intelligence, AI Agents, Generative AI, Custom Software Development, and more. The agency was founded in 2010.Read More
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903$1,000+50 - 249 employeesRead More
Extended Presence is a sales outsourcing and lead generation company based in Denver. Since 2002, their team of 21 has been specializing in voice services for clients in various industries such as information technology, education, financial services, and others.
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OracleIndustries
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904$1,000+10 - 49 employeesRead More
onebox is a voice services and transportation company based in the United Kingdom. Founded in 2000, their team of 30 serves clients in the real estate and financial services sectors. Services include voice and call center efforts.
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905$5,000+50 - 249 employeesVerve Online Marketing, a midsize SEO agency, is located in Jaipur, India. The team focuses on Search Engine Optimization and Content Marketing.Read More
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906Undisclosed10 - 49 employeesLas Vegas, NVOpensend is a Las Vegas, Nevada-based pay per click agency. The small team offers Pay Per Click, Email Marketing, and Call Center Services. The firm was founded in 2022.Read More
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907$5,000+2 - 9 employeesEstablished in 2024, Peakflow is an Email Marketing company. The company focuses on Email Marketing, Sales Outsourcing, Marketing Strategy, Demand Generation Marketing, and more and has a small team. The company is located in Zadar, Croatia.Read More
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908$50,000+250 - 999 employeesPhoenix, AZSales Outsourcing company Televerde was launched in 1995. The team focuses on Sales Outsourcing and Account-Based Marketing.Read More
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909$5,000+2 - 9 employeesCalgary, CanadaGrow and Scale is a business consulting company established in 2015. The small team focuses on business consulting, sales outsourcing, market research, marketing strategy, and more. The firm is in Calgary, Canada and Maribor, Slovenia.Read More
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910$5,000+2 - 9 employeesHypeeview, a Direct Marketing company, is based in Gurgaon, India. The small team focuses on Direct Marketing, Search Engine Optimization, Web Development, Application Management & Support, and more. The company was founded in 2022.Read More
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911Undisclosed10 - 49 employeesNew York, NYFounded in 2010, Sitetrail LLC is a branding agency. The small New York, New York-based team specializes in branding, social media marketing, content marketing, search engine optimization, and more.Read More
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912$5,000+10 - 49 employeesDubai, United Arab EmiratesBUSINESS THRIVER is a small SEO agency founded in 2018. Their services include Search Engine Optimization, Pay Per Click, Business Consulting, Sales Outsourcing, and more. The company is headquartered in Dubai, United Arab Emirates and München, Germany.Read More
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913Undisclosed50 - 249 employeesMorbio Inferiore, SwitzerlandArtera is a IT managed services company. The midsize Morbio Inferiore, Switzerland-based firm was founded in 2002. Their team provides IT managed services and call center services.Read More
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914$5,000+2 - 9 employeesDubai, United Arab EmiratesRead More
Small email marketing company Dreamline Digital LTD, is in دبي, United Arab Emirates. They provide email marketing, sales outsourcing, marketing strategy, and social media marketing and were founded in 2018.
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915Undisclosed10 - 49 employeesParis, FranceKavkom, a telephone answering service, is based in Paris, France. Their services include Call Center Services.Read More
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916$5,000+2 - 9 employeesبيروت, LebanonAxelr8 is a small CRM consulting and SI company. Established in 2025, the team offers CRM consulting and SI, Sales Outsourcing, Business Continuity Management, and Business Consulting. The firm is in بيروت, Lebanon.Read More
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917Undisclosed2 - 9 employeesRedding, CAFounded in 2023, Virtual Legacy Partner is a Staffing company. Their small team is located in Redding, California. Their services include Staffing, Call Center Services, and Generative AI.Read More
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918Undisclosed250 - 999 employeesBuenos Aires, ArgentinaCustomer Service Outsourcing company Grupo PYD is headquartered in Buenos Aires, Argentina. Their services include Customer Service Outsourcing and Sales Outsourcing.Read More
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919$1,000+10 - 49 employeesChennai, IndiaPhone answering service Siplink Communications is located in Chennai, India. They offer Call Center Services and were launched in 2015.Read More
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920$100,000+2 - 9 employeesBurnaby, CanadaIgnite Marketing, a digital strategy company, was founded in 2022. They are located in Burnaby, Canada and have a small team. Their services include digital strategy, conversion optimization, pay per click, and account-based marketing.Read More
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921Undisclosed50 - 249 employeesToronto, CanadaPhone answering service VereQuest is based in Toronto, Canada. The team focuses on Call Center Services and IT strategy consulting.Read More
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922$5,000+10 - 49 employeesRead More
Revive Your Computer is an IT services company headquartered in Pinecrest, Fla. The company was founded in 2002, and has less than 50 employees who specialize in IT managed services, cybersecurity, strategy consulting, and big data consulting.
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923$1,000+50 - 249 employeesR3source is a Staffing company headquartered in Valencia, California. They offer Staffing, Back Office Outsourcing, Customer Service Outsourcing, Sales Outsourcing, and more and were founded in 2025.Read More
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924$1,000+2 - 9 employeesLivadhia, CyprusRead More
Tenba Group is a digital marketing agency founded in 2018 in Livadia, Cyprus. Their team of no more than 10 offers digital strategy, PPC, and SEO solutions for clients ranging from small startups to large companies.
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925$1,000+2 - 9 employeesClaymont, DECreative Content Crafts is a small Claymont, Delaware-based social media marketing agency. They focus on Social Media Marketing, Account-Based Marketing, Content Marketing, Sales Outsourcing, and more and were established in 2024.Read More
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926$5,000+2 - 9 employeesSofia, BulgariaRead More
Orpheus Solutions is an outsourcing company headquartered in Sofia, Bulgaria. Founded in 2018, they have a team of 5 employees. Their main focus lines are corporate training, business consulting, and voice services.
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927Undisclosed250 - 999 employeesIT strategy consulting company Sunny Information Technology Service (Beijing) Co., Ltd. Was established in 2002. Their midsize team is headquartered in , China. Their services include IT strategy consulting, IT managed services, other IT consulting and SI, and call center services.Read More
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928$1,000+2 - 9 employeesHacked BD is an email marketing company established in 2022. The firm offers email marketing, direct marketing, and sales outsourcing and has a small team.Read More
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929$1,000+50 - 249 employeesPensacola, FLEstablished in 2008, Rubbics is a midsize SEO company. Their services include search engine optimization, web development, social media marketing, graphic design, and more. The firm is located in Pensacola, Florida.Read More
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930$5,000+2 - 9 employeesKlaver Digital is a small Marketing Strategy company established in 2021. Their team offers Marketing Strategy, Conversion Optimization, Search Engine Optimization, Pay Per Click, and more. The agency is located in Sheridan, Wyoming.Read More
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