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Colusa County, California Zip Codes
Zip Code
City
Population
95932
Colusa
7,789
95987
Williams
6,504
95912
Arbuckle
4,908
95955
Maxwell
1,413
95970
Princeton
466
95950
Grimes
442
95979
Stonyford
374
Population is the most recent figure from the U.S. Census Bureau's 2022
American Community Survey (ACS) 5-Year Estimates
.