District 30 is on the Eastern end of Southern California Area 05 and includes the following Inland Empire cities:

Chino - Chino Hills - Diamond Bar - San Dimas - La Verne - Pomona - Claremont - Montclair - Ontario - Upland - Mt. Baldy Village - San Antonio Heights - Alta Loma - Rancho Cucamonga

Mailing address:

District 30 - Southern California Assembly
P.O. Box 445
Montclair, CA 91763-0445

webmaster@aa-sca-district30.org