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Start Over You searched for: Place Alameda County (Calif.) Remove constraint Place: Alameda County (Calif.) Resource Type Polygon data Remove constraint Resource Type: Polygon data Subject Zip codes Remove constraint Subject: Zip codes

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2000. California. Metropolitan Transportation Commission. This polygon shapefile represents ZIP Code Tabulation Areas (ZCTAs) for the entire state. ZCTAs are a new statistical entity developed by the U.S. ... California. Metropolitan Transportation Commission.