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Top Call Center Companies for Call Center

6 call center companies ranked by rating, review volume and listing quality.

Between them, the 6 call center companies on this page cover outsourcing (2), personnel (2), partners (2) and medical (2). 6 of them have written a profile you can read before you get in touch.

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Antelope Valley Call Center
Antelope Valley Call Center is a telephone answering service based in Lancaster, California, providing live operators who answer calls for client businesses at all hours, including…
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BrazilDesk Call Center in Brazil
Outsourcing · Personnel · Partners · Also in Brazil
BrazilDesk is a recruitment agency that helps international companies hire professionals in Brazil.
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Contact Center Group S.A.S
Also in Reading
Contact Center Group S.A.S is a business process outsourcing company based in Colombia.
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DAS Hawaii
Medical · Also in Hawaii
DAS Hawaii is a 24/7 after-hours urgent call center for business clients.
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Doctor Sac Contact Center
Also in Gera
Doctor Sac Contact Center is an outsourced customer service and omnichannel contact centre based in Rio de Janeiro.
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GlobalSky Call Center
Outsourcing · Personnel · Medical · Also in Cebu
GlobalSky Call Center is a call center and back office support provider based in the Philippines.
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South Africa

8 Oct 2026 · TrustList Editorial

South Africa opens its national opt-out registry for marketers

Marketers could register from 15 September; consumers can start blocking contact from May 2027. Draft guidelines cite fines up to R1…

Japan

7 Oct 2026 · TrustList Editorial

Flyle raises ¥1.88bn Series A for its AI contact centre agents

The Tokyo company, founded in 2020, has now raised about ¥2.27bn in total. Its AI Operator for phone, chat and email becomes generally…

Threat Intelligence

28 Oct 2026 · TrustList Editorial

Overwatch Data raises $15m to point AI agents at fraud and cybercrime

Mouro Capital leads the Series A, with Visa Ventures and Capital One Ventures as strategic investors; Visa is also a customer of the threat…

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