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Mississippi ZIP codes

Mississippi has 531 ZIP codes (38601–39776) across 438 cities and towns and 82 counties.

ZIP codes
531
With delivery area
427
Population in ZIPs
2,946,719
Cities & towns
438
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Richest ZIP codes in Mississippi 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 Mississippi

Mississippi ZIP codes by county

Most populated Mississippi ZIP codes

  1. 38654 Olive Branch – 57,898
  2. 39503 Gulfport – 55,059
  3. 39110 Madison – 50,443
  4. 38655 Oxford – 46,156
  5. 39402 Hattiesburg – 44,620
  6. 39564 Ocean Springs – 43,240
  7. 39759 Starkville – 42,783
  8. 39401 Hattiesburg – 42,531
  9. 39047 Brandon – 40,808
  10. 39042 Brandon – 39,142

All Mississippi cities and towns

Frequently asked questions

How many ZIP codes are in Mississippi?

Mississippi has 531 ZIP codes: 427 with a delivery area and 104 PO Box or single-organization ZIP codes.

What ZIP codes does Mississippi use?

Mississippi ZIP codes run from 38601 to 39776.

Which Mississippi ZIP code has the most people?

ZIP code 38654 in Olive Branch has the largest population, about 57,898 residents (ACS 2020–2024).