.OLK File Extension

.OLK File Extension

File Type

Outlook Address Book File

Developer Microsoft
Popularity
4.3  |  20 Votes
Category Data Files
Format Binary

What is an OLK file?

Address book created by Microsoft Outlook, an email application; may contain contact information for people and organizations; can store names, phone numbers, addresses, titles, organization data, and other contact information; used for saving and loading contacts.

More Information

OLK files can be opened manually in Outlook 2003 by typing the following command: Outlook.exe /l olk_filename. OLK files can also be opened by Microsoft Word 2003 and used for mail merge and other document operations.

Outlook contacts are more often stored as Personal Address Book (.PAB) files.

Open over 400 file formats with File Viewer Plus.Free Download

Programs that open OLK files

Verified by FileInfo.com

The FileInfo.com team has independently researched the Outlook Address Book file format and Windows apps listed on this page. Our goal is 100% accuracy and we only publish information about file types that we have verified.

If you would like to suggest any additions or updates to this page, please let us know.