REGION 1
Crescent City
Humboldt County

REGION 2
Chico
Lassen County
Oroville
Paradise
Plumas County
Shasta County
Siskiyou County
Tehama County
Trinity County

REGION 3
El Dorado County
Nevada County
Placer County
Sacramento
South Lake Tahoe
Sutter-Yuba
Tahoe Sierra
Yolo County

REGION 4
Coastal Mendocino
Lake County
Marin
North Bay
Northern Solano County
Solano

REGION 5
Contra Costa
Delta
West Contra Costa

REGION 6
Alameda
Bay East
Berkeley
Oakland

REGION 7
Amador
Calaveras County
Central Valley
Hetch Hetchy
Lodi
Mariposa County
Merced County
Tuolumne County

REGION 8
San Francisco

REGION 9
Silicon Valley

REGION 10
Monterey County
San Benito County
Santa Cruz
Watsonville

REGION 11
Conejo Simi Valley Moorpark
Ojai Valley
Santa Barbara
Santa Ynez Valley
Ventura County Coastal

REGION 12
Bakersfield
Fresno
Kern River-Lake Isabella
Kings County
Madera
Orange Belt
Tehachapi Area
Tulare County
Yosemite Gateway

REGION 13
Arcadia
Glendale
Pasadena-Foothills

REGION 14
Hemet-San Jacinto
Idyllwild
Lake Elsinore Valley Canyon Lake
Southwest Riverside County
The Inland Gateway

REGION 15
Barstow
Big Bear Valley
Desert Communities
East Valley
Rim O'The World
Victor Valley

REGION 16
Citrus Valley
West San Gabriel Valley

REGION 17
Beverly Hills/Greater Los Angeles
Malibu
Southwest Los Angeles

REGION 18
Burbank
Southland Regional

REGION 19
Santa Clara County

REGION 20
Northern California Commercial
REALTORS® Commercial Alliance of Orange County
San Diego County Commercial

REGION 21
Inglewood
Palos Verdes Peninsula
South Bay

REGION 22
Downey
Montebello District
Rancho Southeast

REGION 23
Inland Valleys
Pacific West
Tri-Counties

REGION 24
Coronado
San Diego

REGION 25
San Mateo County

REGION 27
Ridgecrest Area
Greater Antelope Valley
Mammoth Lakes
Southeast Kern

REGION 28
California Desert
Palm Springs

REGION 29
North San Diego County

REGION 30
East San Diego County
Imperial Valley
Pacific Southwest

REGION 31
Atascadero
Lompoc Valley
Paso Robles
Pismo Coast
San Luis Obispo
Santa Maria
Scenic Coast

REGION 32
Laguna
Newport Beach
Orange County

Region 26 merged with Region 16 effective 1/1/99

Last Revised: November 16, 2009