| filename extensions | art-335 |
| olk | |
| TechTarget file types | art-336 | OLK-Microsoft-Mail-Mailbag-Lock |
| TechTarget file types | art-336 | OLK-Microsoft-Outlook-address-book |
| TechTarget file types | art-336 | OLK-Outlook-Address-Book-Microsoft-Corporation |
| English | eng-000 | Microsoft Mail Mailbag Lock |
| English | eng-000 | Microsoft Outlook address book |
| English | eng-000 | Outlook Address Book |
| English | eng-000 | Outlook Address Book File |