Windows Address Book

Readable

dataset

Windows Address Book was a component of Microsoft Windows, allowing users to keep a list of contacts to share across multiple programs. It is most commonly associated with Outlook Express.

Identify it

Extensions	`.wab`
Signatures	`9ccbcb8d1375d211915800c04f7956a4` at byte 0 (Windows Address Book)
PRONOM	`fmt/1255`
Wikidata	`Q83884461`

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Open it

PhotoRecOpen sourcereads · GNU General Public License
Microsoft Works 8.0reads and writes
Windows Address Bookreads and writes

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Sources

PRONOM fmt/1255
Wikidata Q83884461

From PRONOM, Wikidata. Updated 2026-10-20.

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