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Open .OAB file Extension

File Type : Outlook Address Book (Microsoft Corporation)

Compatible with: (Mac OSX 7, 8, 9, 10, 11, 12)

Searching for a program to open .OAB files?
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.OA

ExtensionSmallImg What is .OAB file?

Stores names, e-mail addresses, and other contact information for Microsoft Outlook

Recommended Software Programs to open .OAB file

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Microsoft Windows:
  • Microsoft Outlook 2013