Exchange Server 2003

Exchange Server 2003 follows the Fixed Lifecycle Policy.

This applies to the following editions: Enterprise, Standard

Support dates are shown in the Pacific Time Zone (PT) - Redmond, WA, USA.

Support Dates

Listing Start Date Mainstream End Date Extended End Date
Exchange Server 2003 2003-09-28T00:00:00.000-08:00 2009-04-14T22:59:59.999-08:00 2014-04-08T22:59:59.999-08:00

Releases

Version Start Date End Date
Service Pack 2 2005-10-19T00:00:00.000-08:00 2014-04-08T22:59:59.999-08:00
Service Pack 1 2004-05-25T00:00:00.000-08:00 2008-01-08T22:59:59.999-08:00
Original Release 2003-09-28T00:00:00.000-08:00 2005-05-25T22:59:59.999-08:00

Editions

  • Enterprise
  • Standard