9 Results for

callvantage

Review

AT&T CallVantage

Though its plans cost a bit more than those of competing VoIP services, AT&T CallVantage stands out for its consistently strong call quality and long list of features.

Jun. 28, 2004

4 stars Editors' rating Jun. 28, 2004

Pricing not available

Article

AT&T cuts cord on VoIP service

AT&T is shutting of its voice over IP service called CallVantage.

By Apr. 22, 2009

Article

Broadband Surf Report: March 8

What looks good in broadband news for March 8.

By Mar. 8, 2005

Article

Oh, Ma, where art thou?

AT&T looks again to cable as its savior.

By Aug. 19, 2004

Article

VoIP number portability problems

VoIP number portability problems

By Sep. 30, 2005

Article

New and Noteworthy: For 9, a lifetime of Internet phone calls; OS competition good for IT

New and Noteworthy: For 9, a lifetime of Internet phone calls; OS competition good for IT

By Dec. 7, 2004

Review

VoicePulse

Without 911 support and the ability to transfer your current phone number, VoicePulse makes for a better alternative to your long-distance service than a wholesale replacement for your current phone service.

Jul. 1, 2004

3.5 stars Editors' rating Jul. 1, 2004

Pricing not available

Article

The pillars of Defensive Computing

A cheat sheet for defensive computing.

By Apr. 20, 2008

Review

Lingo

Lingo offers low rates that will appeal especially to international callers, but its call quality is inconsistent compared to some VoIP services.

Nov. 1, 2004

3.5 stars Editors' rating Nov. 1, 2004

Pricing not available