Postal reference / United States

70354Galliano, Louisiana

ZIP code 70354 is a United States postal code for Galliano, Louisiana. Its county association is Lafourche County. The map reference point is at 29.4311, -90.2981.

State / territory: Louisiana
Recorded place name: Galliano
County association: Lafourche
Estimated coordinate: 29.4311, -90.2981
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ZIP prefix: 703 · 38 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: 68.349 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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Nearby ZIP code reference points

ZIP code	Place	State	County association	Miles
70357	Golden Meadow	LA	Lafourche	4.0
70345	Cut Off	LA	Lafourche	6.8
70373	Larose	LA	Lafourche	11.0
70377	Montegut	LA	Terrebonne	15.1
70374	Lockport	LA	Lafourche	15.5
70344	Chauvin	LA	Terrebonne	18.2
70343	Bourg	LA	Terrebonne	20.4
70181	New Orleans	LA	Jefferson Parish	21.1

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