Postal reference / United States
70083Port Sulphur, Louisiana
ZIP code 70083 is a United States postal code for Port Sulphur, Louisiana. Its county association is Plaquemines Parish County. The map reference point is at 29.47, -89.6847.
- State / territory
- Louisiana
- Recorded place name
- Port Sulphur
- County association
- Plaquemines Parish
- Estimated coordinate
- 29.47, -89.6847
View on OpenStreetMap - ZIP prefix
- 700 · 64 ZIP codes share it
- Data source
- GeoNames postal reference, snapshot September 26, 2026
GeoNames reference data. County associations may not include every intersecting county, place names are postal names rather than legal boundaries, and coordinates are approximate. This is not address validation.
Area
- Land area
- 129.185 sq mi (2023 Census Gazetteer)
Figures are for the ZIP Code Tabulation Area (ZCTA) that most closely matches this ZIP code, not an exact match to USPS delivery boundaries. Source: U.S. Census Bureau, 2023 Gazetteer + 2023 ACS 5-Year Estimates, retrieved 2026-09-27. How to read this data.
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Browse the other 718 ZIP codes recorded for Louisiana, sorted by code with place and county.
Louisiana directoryNearby ZIP code reference points
| ZIP code | Place | State | County association | Miles |
|---|---|---|---|---|
| 70082 | Pointe A La Hache | LA | Plaquemines Parish | 6.4 |
| 70050 | Empire | LA | Plaquemines Parish | 8.3 |
| 70041 | Buras | LA | Plaquemines Parish | 12.6 |
| 70038 | Boothville | LA | Plaquemines Parish | 21.4 |
| 70040 | Braithwaite | LA | Plaquemines Parish | 23.2 |
| 70091 | Venice | LA | Plaquemines Parish | 23.3 |
| 70358 | Grand Isle | LA | Jefferson Parish | 25.6 |
| 70181 | New Orleans | LA | Jefferson Parish | 28.3 |
Straight-line distance between reference points. Nearby points do not prove that ZIP areas touch.
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