Keystone Krawlers
   Open to all 4WD enthusiasts. Includes membership directory, rules and regulations, articles, membership application, forum, calendar of events and photos. Based in Pennsylvania.
   http://www.keystonekrawlers.com

Maryland Rock Raiders 4x4 Club
   A members group of offroad vehicle owners consisting of family and friends who promote the use of their vehicles in their natural enviroment, with a common sense approach to fun.
   http://mypeoplepc.com/members/ticothejeepman/rockraiders4x4club/

Montana Trail Vehicle Riders Association
   Serves as a statewide organization of OHV recreationists. Includes calendar of events, photos, membership application, travel plan document and links. Located in Great Falls, Montana.
   http://www.mtvra.com

Rat Pack Enterprises
   Utah-based social group into camping, hiking, paintball, 4 wheeling, target shooting, darts, hanging out, and having fun.
   http://www.angelfire.com/ut/ratpack/

River City Mudders
   Features members list, message board, photos and video clips. Located in Evansville, Indiana.
   http://www.freewebs.com/rivercitymudders/

Rocky Mountain Xterra Club
   Colorado-based club of outdoor enthusiasts who own Xterras and enjoy offroading, camping, biking, etc. Offers forums for modifications, trips, and events.
   http://www.rmxc.net/

Subaru & Recreational 4WD Club
   Includes calendar of events, trip reports, photos, forum, membership application, meeting schedule, code of ethics, items for sale and newsletter. Located in Sydney, Australia.
   http://www.subaruclub.com.au

The JonFund Off-Road Vehicle Association
   Family-oriented group dedicated to participation in off highway driving experiences in New England. Includes membership information, bulletin board, photos, schedule, technical articles and contact details.
   http://www.jonfund.com

Trailbusters 4x4 Club
   Family-oriented club, dedicated to promote safety and resource conservation. Includes membership details, photos, sponsors, links, classifieds, calendar of events, downloads and map directions. Located in Suisun City, California.
   http://trailbusters.tripod.com