| Southwest |
| Arizona |
Tucson Orienteering Club (TSN)
|
| California |
Bay Area Orienteering Club (BAOC)
Gold Country Orienteers (GCO)
Los Angeles Orienteering Club (LAOC)
San Diego Orienteering (SDO)
|
| Colorado |
Rocky Mountain Orienteering Club (RMOC)
|
| Nevada |
Las Vegas Orienteering Club. See USOC
|
| New Mexico |
New Mexico Orienteers (NMO)
|
| Utah |
Orienteering Utah (O-UTAH)
|
| United States |
|
US Orienteering Federation (USOF) |
| International |
|
International Orienteering Federation(IOF)
International Rogaining Federation
Canadian Orienteering Federation (COF)
|
| Adventure Racing |
|
Sierra Adventure Sports
Gilmore Adventure Race
Mountain Racing Sports
|
