# What do directories do in Mac Address Book?

**URL:** <https://boards.straightdope.com/t/what-do-directories-do-in-mac-address-book/273537>\
**Category:** Factual Questions\
**Created:** [November 7, 2004, 9:44pm UTC](https://boards.straightdope.com/t/what-do-directories-do-in-mac-address-book/273537 "2004-11-07T21:44:24Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Aeschines](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/aeschines/32/16251_2.png) [@Aeschines](https://boards.straightdope.com/u/Aeschines)\
**Post date:** [November 7, 2004, 9:44pm UTC](https://boards.straightdope.com/t/what-do-directories-do-in-mac-address-book/273537/1 "2004-11-07T21:44:24Z")

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There is nothing about them in the Help, and nothing about them in the menus. I wonder what they’re for and how you use them.

Thanks in advance for your help.

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**Author:** ![rjung](https://avatars.discourse-cdn.com/v4/letter/r/45deac/32.png) [@rjung](https://boards.straightdope.com/u/rjung)\
**Post date:** [November 8, 2004, 1:58am UTC](https://boards.straightdope.com/t/what-do-directories-do-in-mac-address-book/273537/2 "2004-11-08T01:58:28Z")

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They’re for network directory servers (LDAP).

[http://docs.info.apple.com/article.html?artnum=150656](http://docs.info.apple.com/article.html?artnum=150656)