Chalmette, Louisiana

2 ZIP codes · Central time

ZIP codes (largest first)

70043 · 22,63870044 (PO box)
Population22,616
StateLouisiana
CountySt. Bernard Parish
Time zoneCentral
Land area7.17 sq mi

Area codes in this area

504

These are the area codes that most often serve Chalmette (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Find the ZIP+4 for an address in Chalmette

Addresses are checked through our secure proxy. Bot checks use Cloudflare Turnstile. Each device can run 5 live checks per day; repeats of the same address are free.

Population: U.S. Census Bureau, ACS 5-year estimates, 2024.