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Guaynabo

1. Guaynabo, Puerto Rico, United States [Zona Urbana]; population was 73,385 in 1990; housing units was 25,343 in 1990; location is 18°23'N 66°7'W; land area is 12.02 square miles (7,690 acres); water area is 0.16 square miles (103 acres); FIPS code is 32522 [SourceCBP]
2. Guaynabo, Puerto Rico, United States Postal Service Zip Code is 00657 (Munoz Rivera) [SourcePSZ]