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Alaska ZIP codes

Alaska has 273 ZIP codes (99501–99950) across 228 cities and towns and 30 boroughs and census areas.

ZIP codes
273
With delivery area
245
Population in ZIPs
735,134
Cities & towns
228
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Richest ZIP codes in Alaska 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 Alaska

Alaska ZIP codes by borough

Most populated Alaska ZIP codes

  1. 99654 Wasilla – 44,647
  2. 99504 Anchorage – 42,093
  3. 99507 Anchorage – 37,301
  4. 99508 Anchorage – 36,458
  5. 99645 Palmer – 32,103
  6. 99801 Juneau – 29,588
  7. 99709 Fairbanks – 29,551
  8. 99577 Eagle River – 28,477
  9. 99502 Anchorage – 25,006
  10. 99623 Wasilla – 23,424

All Alaska cities and towns

Frequently asked questions

How many ZIP codes are in Alaska?

Alaska has 273 ZIP codes: 245 with a delivery area and 28 PO Box or single-organization ZIP codes.

What ZIP codes does Alaska use?

Alaska ZIP codes run from 99501 to 99950.

Which Alaska ZIP code has the most people?

ZIP code 99654 in Wasilla has the largest population, about 44,647 residents (ACS 2020–2024).