ZIP code · Chalmette · Louisiana · United States
ZIP code 70043 — Chalmette
ZIP code 70043 serves Chalmette, Louisiana.
- Postal code
- 70043Single source Value from one source, not cross-checked.
- City
- Chalmette
- County
- St. Bernard
- State
- Louisiana
- Country
- United States
- Coordinates
- 29.9466, -89.9611 — precision precise (locality)
View on OpenStreetMap - Population
- 22,461 (ZCTA, ACS 5-year)
- Median household income
- $57,065
- Median age
- 34.6
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
About this page
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 · U.S. Census Bureau (ACS). Data generated on 2026-08-21. Methodology · Report an error on this page