Top 100 Telemarketing Companies

Optimum Source is an outsourcing agency that's headquartered in Pasig City, Philippines; they also have an office in Cebu City, Philippines. Clients are in a range of sectors including IT, manufacturing, and media. Services include HR consulting and outsourcing, voice services, and non-voice BPO and back office services.

Expertek Cyber Solutions Inc. Is a Calumet City, Illinois-based answering service. Established in 2001, the small team provides voice services, non-voice bpo/back office services, content marketing, conversion optimization, and more.

W&T Solutions is a web development company established in 2021. Their small team is in London, United Kingdom and focuses on web development, mobile app development, social media marketing, e-commerce development, and more.

EGA Connect is a contact center services provider in Sarajevo, Bosnia and Herzegovina. Founded in 2016, they have about 10 employees that serve small businesses in the IT, retail, and telecommunications sectors. Services include email marketing, voice services, and back office services. 

Established in 2016, CogentHub Pvt. Ltd. Is a call center service. Their midsize team is headquartered in Kolkata, India. Their team provides call center services and customer service outsourcing.

Cavalry Info Pvt Ltd(CIPL) is a call center service and back office outsourcing company. Launched in 2016, the midsize company is located in Hyderabad, India. Their services include call center services and back office outsourcing.

TekSof LLC is a Houston, Texas-based call center company. The small team offers call center services, back office outsourcing, digital strategy, sales outsourcing, and more and was established in 2000.

Telephone answering service HSN Philippines, Inc. Is headquartered in Mandaluyong, Philippines and Manila, Philippines. The midsize agency was founded in 2018. Their team specializes in call center services, customer service outsourcing, back office outsourcing, sales outsourcing, and more.

Zventus, a non-voice bpo/back office services and call center, was established in 2016. They are based in Los Angeles, California and have a midsize team. Zventus focuses on non-voice bpo/back office services and voice services.

Noida Exim Private Limited is a call center outsourcing services provider based in Noida, India. The company, founded in 2009, has more than 250 employees and provides voice services and non-voice BPO/back office services to companies in various industries.

HRH Next, a midsize call center company, is located in Hyderabad, India. Their services include call center services, customer service outsourcing, sales outsourcing, digital strategy, and more.

Max Data Bank, a email marketing company, was launched in 2014. Their midsize team is headquartered in London, United Kingdom and focuses on email marketing, call center services, back office outsourcing, and customer service outsourcing.

Imperatif Call Centre Partners, a midsize call center company, is headquartered in Banyo, Australia. They offer call center services, direct marketing, market research, other marketing, and more and were established in 2010.

Established in 2021, ICC is a call center. The agency focuses on call center services and has a small team.

Affiliated Outsourcing is a business process outsourcing firm headquartered in Los Angeles; the main call center is in Bacolod City, Philippines. Founded in 2016, Affiliated Outsourcing has just under 50 employees. They offer voice and non-voice outsourcing services, including medical billing, telemarketing, and data entry. Clients are in a range of sectors including retail, manufacturing, and financial services. 

2ndOffice Limited is a IT staff augmentation company. They are located in Couva, Trinidad and Tobago and have a midsize team. The agency focuses on IT staff augmentation, call center services, back office outsourcing, finance & accounting outsourcing (FAO), and more.

World Performance Group Ltd. Is a non-voice bpo/back office services company located in București, Romania; Vaughan, Canada and Plovdiv, Bulgaria. They provide non-voice bpo/back office services, voice services, and market research and were established in 2012.

Launched in 2014, IT-Communications Vietnam Co., Ltd is a phone answering service. The company provides call center services, customer service outsourcing, digital strategy, advertising, and more and has a midsize team.

Worldwide Call Centers is an outsourcing consultancy and call center network based in Colorado Springs, Colo. Founded in 1998, they have fewer than 10 employees but work with proprietary outsourcing groups depending on their clients' needs. Thye mostly provides strategic consulting with respect to outsourcing placement, but can also directly provide voice and non-voice business process outsourcing services.

SignMore is a answering service company. They are in Portland, Oregon and have a midsize team. Their services include call center services and sales outsourcing.

Ozonetel Communications is a call center service. They are in Milpitas, California and have a midsize team. Their services include voice services, CRM consulting and SI, unified communications consulting & SI, and other IT consulting and SI.

VereQuest, a phone answering service, was launched in 2002. Based in Toronto, Canada, their midsize team offers call center services and IT strategy consulting.

Located in Los Angeles, California; Makati, Philippines; Ciudad de Guatemala, Guatemala and Kingston, Jamaica, VXI Global Solutions Inc. Is a phone answering service. The company specializes in voice services, non-voice bpo/back office services, custom software development, Artificial Intelligence, and more and is large.The company was established in 1998.

Scale Virtually is a call center company headquartered in Chicago, Illinois. The small company was launched in 1999. Their services include call center services, back office outsourcing, customer service outsourcing, and sales outsourcing.

Evolved Contact is a small phone answering service and sales outsourcing company based in Melbourne, Australia. They focus on call center services and sales outsourcing and were established in 2014.

Headquartered in Salt Lake City, Utah and Karachi, Pakistan, ePlanet communication Pvt. Ltd. Is a phone answering service. The large team focuses on voice services, non-voice bpo/back office services, social media marketing, email marketing, and more. The firm was launched in 2003.

LinkSolution is a digital agency based in Buenos Aires, Argentina, and founded in 2007. With over 50 members, they specialize in voice services, IT managed services, and application management and support solutions for small businesses across various industries.

Customer service outsourcing company Grupo PYD is headquartered in Buenos Aires, Argentina. Launched in 1982, the midsize team specializes in customer service outsourcing, sales outsourcing, and call center services.

EPerformax Contacts Center and BPO is a phone answering service. They are based in Pasay, Philippines and have a large team that specializes in call center services. The company was established in 2002.

MCA Leads Gateway is a call center headquartered in New York, New York. The small team provides voice services, non-voice bpo/back office services, and marketing strategy. The company was launched in 2016.