Blibbet is making a list of FOSS groups in Seattle,
and a few that sound
like possible groups we could collaborate with are OpenStreetMap [1],
Code for Seattle [2], LocalWiki [3], and Techno-Activism 3rd Mondays
[4].
[1]
http://www.meetup.com/OpenStreetMap-Seattle/
[2]
http://www.meetup.com/Code-for-Seattle/
[3]
http://localwiki.net/seattle/
PCS is a professional tech writer group, not a volunteer/community
group, but it might be a source of local writer contributors.