Top 100 Outbound Call Centers Services

Invensis is an IT, BPO, and call center services company based in Bangalore, India, with an office in Wilmington, Del. Founded in 2000, Invensis's team of more than 350 employees offer non-voice BPO/back office services and call center services.

Headquartered in Calgary, Canada, Line One Contact Centres Inc is a telephone answering service. The midsize team focuses on voice services, non-voice bpo/back office services, and business consulting. The firm was launched in 2001.

Established in 2021, Pointer Strategy is a sales outsourcing company. The small Melbourne, Australia-based team offers sales outsourcing.

Franchise Marketing Systems is a franchise developing and marketing firm that is based in Cumming, Ga. Founded in 2009, Franchise Marketing Systems' team of about 30 employees has nearly a decade of experience specializing in management consulting, direct marketing, and advertising.

AnswerConnect is a contact center solutions firm based in Portland, Ore. Established in 2002, they have 38 employees, and offer a wide variety of voice-oriented customer service options. Their solutions include voice and non-voice BPO/back office services.

Sound Telecom is an answering services provider based in Spokane, Wash., with a team of 25. Founded in 1986, the team provides voice and transcription services for clients in a variety of industry.

Wow24-7 is an omnichannel customer outsourcing company based in Kyiv, Ukraine. Founded in 2016, Wow24-7 provides non-voice BPO/back office services and voice services.

Canaan Communication & Technologies Sdn Bhd is a BPO firm in Kula Lumpur, Malaysia. They have a team of around 15 employees and were founded in 2016. They provide non-voice BPO & back-office services, voice services, and corporate training for small businesses. 

Tech Fi Technologies is an IT company founded in 2016 in Gurugram, India. With no more than 50 experts, they offer voice services, web development, and web design solutions for clients ranging from small firms to large companies in the fields of e-commerce and education.

Back office outsourcing company OverDrive Services was founded in 1996. The small team specializes in back office outsourcing, finance & accounting outsourcing (FAO), customer service outsourcing, and sales outsourcing. The firm is in Plano, Texas.

Founded in 2014, Remote Team Solutions is an HR services company headquartered in La Laguna, Mexico, with a secondary location in Las Vegas. Their team of around 10 focuses on HR consulting and non-voice BPO/back office services.

Located in Athens, Alabama, Intelus Agency is a social media marketing agency. The small team focuses on social media marketing and was established in 2018.

Global Response is a contact center company based in Margate, Fla., that was established in 1974. Their team of more than 450 employees offers contact center services, inbound sales processing, order processing, chat support, email response, and social media support.

TeleContact is an outsourced telemarketing solutions company headquartered in Riverbank, Calif. with another office in Modesto, Calif. The company was founded in 1994 and now employs a team of around 50 that is entirely dedicated to voice services.

Acquire BPO is a global business outsourcer based in Pasig City, Philippines with offices in Calabarzon, Philippines, Central Luzon, Philippines, Melbourne, Australia and Dallas. Founded in 2005, Acquire BPO's team of around 1,100 employees provides non-voice BPO/back office services and voices services.

4D Global is a medical billing company based in Chennai, India, with an office in Scottsdale, Ariz. Founded in 2015, the agency employs a team of over 50 to provide non-voice BPO/back office services and call center services to clients in the healthcare and medical industries.

Lukanoff Consulting Ltd, a Sales Outsourcing company, was founded in 2020. They are headquartered in Sofia, Bulgaria and have a small team. Lukanoff Consulting Ltd offers Sales Outsourcing, Direct Marketing, Marketing Strategy, Email Marketing, and more.

Founded in 2011, Call2Customers is an outsourced call center in New Delhi, India with roughly 250 employees who provide voice and BPO services. They focus on B2B lead generation and B2C telemarketing for clients.

Located in New Jersey, New Jersey, Shopex Aagency is a SEO company. The midsize agency was launched in 2019. Their team provides search engine optimization, web development, email marketing, ux/ui design, and more.

Abacus Cambridge Partners, an ERP consulting and SI company, is based in London, England; Dubai, United Arab Emirates; Riyadh, Saudi Arabia and New York, New York. They focus on ERP consulting and SI, BI & big data consulting & SI, Custom Software Development, Call Center Services, and more and were founded in 2017.

Callpalooza, a Sales Outsourcing company, was launched in 2020. Their small team is in London, England; Barcelona, Spain and Cairo, Egypt. Their services include Sales Outsourcing, Email Marketing, Search Engine Optimization, and Content Marketing.

Impactable is an advertising company. The small Cape Coral, Florida-based team offers advertising, digital strategy, pay per click, social media marketing, and more. The firm was launched in 2019.

Slingfly is a small SEO agency. The Fayetteville, Arkansas-based agency was founded in 2009. Their team focuses on search engine optimization, call center services, content writing services, pay per click, and more.

GotYourBack Support is a back-office service company founded inV in 2019. With over 50 professionals, they offer voice and back-office services to clients ranging from startups to enterprises in the fields of IT, business services, and telecommunications.

Vparagon is a sales outsourcing company. Their small team is based in Sabadell, Spain. Their services include sales outsourcing, business consulting, and corporate training. The agency was founded in 2017.

Located in Lewes, Delaware, BlueBird Digital is a sales outsourcing company. The small firm was established in 2022. Their services include sales outsourcing, email marketing, marketing strategy, and call center services.

Kazehi Global, a direct marketing company, is in , Singapore. They focus on direct marketing, voice services, and corporate training and were launched in 2019.

Answering Legal is a voice services firm based in Nesconset, N.Y. Founded in 2013, their team serves clients in the legal sector. Services include virtual reception, inbound appointment scheduling, and customer support.

EMAPTA is an IT staff augmentation company. Launched in 2010, the company is headquartered in Mandaluyong, Philippines; Makati, Philippines; Makati, Philippines and Makati, Philippines. The large team specializes in IT staff augmentation, finance & accounting outsourcing (FAO), voice services, other digital marketing, and more.

Enshored is an outsourcing firm headquartered in Long Beach, Calif. with an office in Pasig City, Philippines. They are run by a team of 840 professionals who provide non-voice BPO/back-office, voice, and social media marketing services to businesses ranging from startups to enterprises. Their voice/call center services focus on customer support/experience, order processing, and other outbound services.