Montgomery County Civic Federation is an association of neighborhood associations that covers the entire county.
They have been around since 1925 and are a significant presence in local civic life.
Their site: http://montgomerycivic.org/index.html
the MCCF monthly newsletter publishes articles on local issues, local planning, spotlights of local people, MCCF news, and more. Issues going back to 2000 are available at http://montgomerycivic.org/newsletters.html .