AT&T To Shut CallVantage Internet Phone Service

PETER SVENSSON

NEW YORK (AP) — AT&T Inc. is shutting down its CallVantage Internet-based phone service, according to letters received by subscribers this week.

The announcement is another nail in the coffin for Internet phone service of the kind that was pioneered in the early years of the decade by companies like Vonage Holdings Corp.

Vonage and CallVantage customers have a small adapter that allows them to place calls by connecting a phone to a high-speed Internet line. They pay monthly fees of $20 to $30 for unlimited domestic calling. ...