Collection place
- CA-CCo-152, El Cerrito, Contra Costa County1
- CA-CCo-153, Orinda, Contra Costa County24
- CA-CCo-155, El Sobrante, Contra Costa County1
- CA-CCo-157, Richmond, Contra Costa County1
- CA-CCo-18, Brentwood, Contra Costa County29
- CA-CCo-19, Concord, Contra Costa County3
- CA-CCo-20, Bethel Island, Contra Costa County248
- CA-CCo-224, Marsh Creek Pass, Contra Costa County31
- CA-CCo-225, Lafayette, Contra Costa County6
- CA-CCo-226, Lafayette, Contra Costa County3
- CA-CCo-227, Lafayette, Contra Costa County17
- CA-CCo-229, Danville, Contra Costa County26
- CA-CCo-23, Contra Costa Centre (CDP), Contra Costa County2
- CA-CCo-238, Walnut Creek, Contra Costa County1
- CA-CCo-24, Jewel Lake, Contra Costa County1
- CA-CCo-241, Concord, Contra Costa County84
- CA-CCo-242, Walnut Creek, Contra Costa County43
- CA-CCo-243, San Pablo, Contra Costa County8
- CA-CCo-245, Richmond, Contra Costa County24
- CA-CCo-246, San Pablo, Contra Costa County3