City · Louisiana · United States

Sulphur, LA — ZIP codes

3 ZIP codes · Calcasieu County

City: Sulphur
County: Calcasieu
State: Louisiana
Country: United States
Postal codes: 706637066470665
Single source
Coordinates: 30.2190, -93.3639 View on OpenStreetMap

ZIP codes (3)

Postal code	Place name	Verification
70663	Sulphur	Single source
70664	Sulphur	Single source
70665	Sulphur	Single source

Sources and verification

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames. Last generated : 2026-08-21. Report an error.