NK2 File Extension - Open .NK2 files

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Common File Extensions

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.NK2 File Extension

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File Type

Outlook 2002 Nickname File

Popularity

Average

Category

Misc Files

File Description

Contains the nickname for an Outlook user that is a associated with a user profile; allows a user to create a nickname and assign the name to an e-mail address.

Outlook 2002 and later uses NK2 files; previous versions of Outlook use .NICK files.

Program(s) that open nk2 files

Windows

Microsoft Outlook 2002 or later