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Port Sulphur

1. Port Sulphur, Louisiana, United States [CDP]; population was 3,523 in 1990; housing units was 1,260 in 1990; location is 29°30'N 89°43'W; land area is 5.36 square miles (3,432 acres); water area is 2.04 square miles (1,303 acres); FIPS code is 62070 [SourceCBP]
2. Port Sulphur, Louisiana, United States [Populated Place] is in Plaquemines Parish; location is 29°28'49"N 89°41'38"W; elevation is 3 feet [SourceGSP]
3. Port Sulphur, Louisiana, United States Postal Service Zip Code is 70083 [SourcePSZ]