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Version Released Active Support Security Support Release
2019 3 years and 7 months ago
(22 Oct 2018)
Ends in 1 year and 7 months
(09 Jan 2024)
Ends in 3 years and 4 months
(14 Oct 2025)
15.2.986.22 CU11
2016 6 years ago
(01 Oct 2015)
Ended 1 year and 7 months ago
(13 Oct 2020)
Ends in 3 years and 4 months
(14 Oct 2025)
15.1.2375.24 CU22
2013 SP1 9 years ago
(09 Jan 2013)
Ended 4 years ago
(10 Apr 2018)
Ends in 10 months
(11 Apr 2023)
15.0.1497.33 CU23
2010 SP3 12 years ago
(09 Nov 2009)
Ended 7 years ago
(13 Jan 2015)
Ended 1 year and 7 months ago
(13 Oct 2020)
14.3.513.0 UR32
2007 SP3 15 years ago
(08 Mar 2007)
Ended 10 years ago
(10 Apr 2012)
Ended 5 years ago
(11 Apr 2017)
8.3.517.0 UR23
2003 SP2 18 years ago
(28 Sep 2003)
Ended 13 years ago
(14 Apr 2009)
Ended 8 years ago
(08 Apr 2014)
6.5.7654.4

Microsoft Exchange Server is a mail server and calendaring server developed by Microsoft.

Exchange Server build numbers and release dates

CU: Cumulative Update SU: Security Update UR: Update Rollup

The 2013 version was the last to which Service Pack (SP) appeared. As of 2016 onwards, only CU and SU updates will be available.

More information is available on the Microsoft Exchange website.

You should be running one of the supported release numbers listed above in the rightmost column.

You can check the version that you are currently using by running:
Get-ExchangeServer | Format-List Name,Edition,AdminDisplayVersion

You can submit an improvement to this page on GitHub. This page has a corresponding Talk Page.

A JSON version of this page is available at /api/msexchange.json. See the API Documentation for more.