Office Locations

DOI Headquarters

1747 N. Market Blvd., Suite 265
Sacramento, CA 95834
(916) 515-5100

Health Quality Investigation Unit

Field Office Locations

Cerritos
12750 Center Court Drive South, Suite 750
Cerritos, CA 90703
(562) 402-4668

Concord
1855 Gateway Blvd., Suite 320
Concord, CA 94520
(925) 822-0186

Fresno
1277 East Alluvial Ave., Suite 110
Fresno, CA 93720
(559) 447-3050

Glendale
320 Arden Ave., Suite 250
Glendale, CA 91203
(818) 551-2117

Rancho Cucamonga
9166 Anaheim Place, Suite 110
Rancho Cucamonga, CA 91730
(909) 476-7146

Sacramento
2535 Capitol Oaks Drive, Suite 220
Sacramento, CA 95833
(916) 263-2585

San Bernardino
464 West 4th Street, Suite 429
San Bernardino, CA 92401
(909) 383-4755

San Diego
4995 Murphy Canyon Road, Suite 203
San Diego, CA 92123
(858) 467-6830 

San Dimas
160 E. Via Verde, Suite 230
San Dimas, CA 91773
(909) 421-5800 

San Jose
1735 Technology Drive, Suite 800
San Jose, CA 95110
(408) 437-3680

Tustin
15641 Redhill Ave., Suite 215
Tustin, CA 92780
(714) 247-2126

Valencia
27202 Turnberry Lane, Suite 280
Valencia, CA 91355
(661) 295-3397

Investigation and Enforcement Unit

Field Office Locations

Central Valley 
1130 East Shaw Ave., Suite 109
Fresno, CA 93710
(559) 244-4931

Chatsworth
21601 Devonshire St., Suite 212
Chatsworth, CA 91311
(818) 885-2000

Hayward
22320 Foothill Blvd., Suite 220
Hayward, CA 94541
(510) 888-7072

Lakewood
3960 Paramount Blvd., Suite 110
Lakewood, CA 90712
(562) 938-7635

Ontario
2151 Convention Center Way, Suite 115
Ontario, CA 91764
(909) 390-3542

Sacramento
1747 N. Market Blvd., Suite 170
Sacramento, CA 95834
(916) 515-5151

San Diego
4995 Murphy Canyon Road, Suite 207
San Diego, CA 92123
(858) 637-7120

Cannabis Enforcement Unit

Sacramento 
1747 N. Market Blvd., Suite 265
Sacramento, CA 95834
(916) 515-5100