Area E|Region 42|River Delta Field Office|San Joaquin County

Area G|Region 58|Santa Fe Field Office|Los Angeles County

Area K|Region 63|San Diego Field Office|San Diego County

Area F|Region 77|Rancho Cucamonga Field Office|Riverside County

Area A|Region 29|Sacramento Field Office|Butte County

Area D|Region 85|Fresno Field Office|Los Angeles County

Area C|Region 56|South Bay Field Office|Santa Clara County

Area C|Region 23|South Bay Field Office|Santa Clara County

Area A|Region 72|Sacramento Field Office|Sacramento County

Area B|Region 80|North Bay Field Office|Marin County