Microsoft Outlook file extensions

Microsoft Outlook works with the following file extensions:

Note: You can click on any file extension link from the list below, to view its detailed information. The list of extensions used or otherwise associated with the application may not be complete, because many common file extensions on our website, such as jpg (pictures) or txt (text files), can be opened by a large number of applications, or are too general file format. However most, if not all directly associated file extensions should be listed with its appropriate program. Although its likely, that some file extensions may be missing from the list of associated file extensions with the application, yet they can be opened, be part of, or otherwise be associated with the program.

Microsoft Outlook default file extension associations

The most common file formats used with the specific file extensions

.eml file extension is used for Email message

.ics file extension is used for iCalendar calendar file format (Microsoft Outlook, Apple iCal)

.msg file extension is used for Saved email message file

.oft file extension is used for Microsoft Outlook template

.ost file extension is used for Microsoft Outlook inbox off-line folder

.pst file extension is used for Microsoft Outlook personal storage table

.vcf file extension is used for vCard contacts

Other file extensions or file formats developed for use with Microsoft Outlook

.bcm.bcmx.cvr.disposition-notification.ecf.epf.exe_0002.exportedui.fav.ffa.ffl.ffo.fft.ffx.hol.iaf.ibc.kfl.mim.mime.mme.ms-tnef.mso.nick.nk2.nlk.oab.obi.olk.otm.p10.p7s.p7z.pab.prf.rpmsg.rwz.srs.vcs.vfb.wab.wa~.xst

Common file extensions used by Microsoft Outlook

.csv.eml.ics.msg.oft.opml.ost.pst.pwi.vcf

Other file extensions associated with Microsoft Outlook

.emltpl.mmf.mso.oas.owa.p7r.pem.pip.tnf

Comparison table of actions that Microsoft Outlook can perform with each of its associated file type ^beta

This table might not contain all possible associated or supported file types or may contain incorrect data.
If you need more information please contact the developers of Microsoft Outlook (Microsoft Corporation), or check out their product website.