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West Islip

1. West Islip, New York, United States [CDP]; population was 28,419 in 1990; housing units was 8,657 in 1990; location is 40°43'N 73°18'W; land area is 6.18 square miles (3,958 acres); water area is 0.44 square miles (285 acres); FIPS code is 80302 [SourceCBP]
2. West Islip, New York, United States [Populated Place] is in Suffolk County; location is 40°42'22"N 73°18'24"W [SourceGSP]
3. West Islip, New York, United States Postal Service Zip Code is 11795 [SourcePSZ]