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Petaluma

1. Petaluma, California, United States [City]; population was 43,184 in 1990; housing units was 16,546 in 1990; location is 38°14'N 122°38'W; land area is 12.31 square miles (7,878 acres); water area is 0.10 square miles (67 acres); FIPS code is 56784 [SourceCBP]
2. Petaluma, California, United States [Populated Place] is in Sonoma County; location is 38°13'57"N 122°38'8"W; elevation is 12 feet [SourceGSP]
3. Petaluma, California, United States Postal Service Zip Code is 94952 (Sta #2; Two Rock Coast Guard Station; Sta #1), 94953 (Main Office Boxes) [SourcePSZ]