Predict your next investment

MOBILE & TELECOMMUNICATIONS | Telecom Services / VoIP
callserve.com

See what CB Insights has to offer

Stage

Other Investors | Alive

About Callserve

Callserve is a global voice over IP (VoIP) service provider operating under the Callserve and Phoneserve brands. Phoneserve is a Internet calling cards business with a network of 2,500 partners and resellers worldwide. Callserve is a popular Internet PC-to-phone brands in the world. Callserve has been offering its customers high quality of service and huge reductions to their bills se 1999 and is one of the developers of the VoIP market. Callserve is based in London and offers its own-branded Internet telecommunications service to leadibng IT companies luding ISPs, Internet cafes, PC manufacturers, web portals and Internet and eBusiness software providers.

Callserve Headquarter Location

United Kingdom

Predict your next investment

The CB Insights tech market intelligence platform analyzes millions of data points on venture capital, startups, patents , partnerships and news mentions to help you see tomorrow's opportunities, today.

CB Insights uses Cookies

CBI websites generally use certain cookies to enable better interactions with our sites and services. Use of these cookies, which may be stored on your device, permits us to improve and customize your experience. You can read more about your cookie choices at our privacy policy here. By continuing to use this site you are consenting to these choices.