Los Angeles 2600 - - One of the longest-running and most active 2600 meetings, complete with information on how to find it and reviews of past meetings.
Reading 2600 - - Pennsylvania group. Meeting information and links.
San Francisco 2600 - - Where hackers, crackers, phreaks, and geeks hang out and discuss technology and network security with other like-minded folks.
Toronto 2600 - - Canada's Largest Hacking and Phreaking meetings. Picking up where the great Hack Canada left the Edmonton 2600 meetings in 2002.
Western Massachusetts 2600 chapter - - Place for pictures and information pertinent to the monthly 2600 meetings held in Western Massachusetts.
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