vCard Format Specification
This specification has been revised 3 times since RFC 2425 (1998). Each document below formally obsoleted the one before it; the versions still in force are listed first.
Revision timeline
Current version — implement against this
Superseded versions — historical reference only
- RFC 2425A MIME Content-Type for Directory InformationObsoletedSeptember 1998proposed standardreplaced by RFC6350
- RFC 2426vCard MIME Directory ProfileObsoletedSeptember 1998proposed standardreplaced by RFC6350
- RFC 4770vCard Extensions for Instant Messaging (IM)ObsoletedJanuary 2007proposed standardreplaced by RFC6350
This lineage is derived automatically from the “obsoletes” relationships recorded in the public RFC Editor index — no editorial judgement is applied to the ordering. The most recent document in the chain is RFC 6350 (August 2011).