To be listed as an Asterisk User's Group, contact us [0] and provide a short summary of your group along with the web address.

Asterisk community

Mailing lists [0]
IRC: #asterisk, port 6667 at irc.freenode.net
Forums [1]

Asterisk users' groups

Asterisk Montreal User Group

The main Asterisk users' group in the Quebec province of Canada. The group targets French users but supports English users as well.
Web [2], IRC [3]

Asterisk Philippine Users' Group

Focused on the Asterisk environment, from call center setup, and interconnection of Asterisk to local telco how-to's.
Web [4]

Asterisk UK User Group

A group focused on the UK and its specific telecoms requirements along with the growing interest and implementation of the Asterisk PBX.
Web [5]

Atlanta Asterisk Users Group

One of the nation's most prominent Asterisk Users' Group. It meets regularly for the purpose of exchanging information, providing mutual aid and fostering the growth of Asterisk systems in personal and business applications.
Web [6]

Atlanta Telecom Professionals

Providing an environment for networking, the exchange of important industry information, and the recognition of excellence within the Atlanta telecom community.
Web [7]

Malaysia Asterisk User Group

Promoting the use and success of open source telephony, especially Asterisk in Asia-Pacific.
Web [8]

Miami Area Asterisk User Group

Dedicated to promoting the use of Asterisk and related VoIP technologies.
Web [9]

NSAUG

Promoting the use of open source PBXs in Nova Scotia.
Web [10]

Southern California Asterisk Users' Group

Meets every third Thursday each month in Irvine, CA.
Web [11]

Swiss Asterisk Users Group

Bringing together people located in the German speaking part of Switzerland to exchange Asterisk information and experience.
Web [12]

Toronto Asterisk Users' Group

To promote the use and success of open source telephony.
Web [13]

Utah Asterisk Users' Group

An ad-free haven where local Asterisk gurus and enthusiasts can gather.
Web [14], IRC [15], Google groups [16]

Winnipeg Asterisk User Group

Focused on Asterisk with discussions on other VoIP areas and open source VoIP software.
Mailing List [17]