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Louisiana ZIP codes

Louisiana has 719 ZIP codes (70001–71497) across 479 cities and towns and 64 parishes.

ZIP codes
719
With delivery area
539
Population in ZIPs
4,611,457
Cities & towns
479
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Richest ZIP codes in Louisiana Most expensive ZIP codes

Zoom in to see ZIP code boundaries. Click a dot to open a ZIP code, or anywhere else to see which ZIP it's in.

Largest cities in Louisiana

Louisiana ZIP codes by parish

Most populated Louisiana ZIP codes

  1. 70726 Denham Springs – 63,575
  2. 70072 Marrero – 55,693
  3. 70301 Thibodaux – 50,095
  4. 70769 Prairieville – 49,278
  5. 70737 Gonzales – 49,084
  6. 70065 Kenner – 48,936
  7. 70816 Baton Rouge – 45,718
  8. 71111 Bossier City – 43,925
  9. 70810 Baton Rouge – 42,659
  10. 70506 Lafayette – 42,318

All Louisiana cities and towns

Frequently asked questions

How many ZIP codes are in Louisiana?

Louisiana has 719 ZIP codes: 539 with a delivery area and 180 PO Box or single-organization ZIP codes.

What ZIP codes does Louisiana use?

Louisiana ZIP codes run from 70001 to 71497.

Which Louisiana ZIP code has the most people?

ZIP code 70726 in Denham Springs has the largest population, about 63,575 residents (ACS 2020–2024).