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City ZIP codes · Alaska

Wasilla, AK ZIP Codes

4 ZIP codes use the postal name Wasilla, Alaska (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 2 residential and 2 for PO boxes or a single organization. Median household income runs from $88,799 in 99623 to $97,544 in 99654 (Census Bureau, ACS 2020-2024). Wasilla's most populous ZIP code is 99654, with 44,647 people (ACS 2020-2024); 10% of its land is in the city of Wasilla.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Wasilla's ZIP codes?

99623: $89k median household income99654: $98k median household income996239965499623: $89k median household income99654: $98k median household income996239965499623: $89k median household income99654: $98k median household income9962399654
The 2 residential ZIP codes named Wasilla, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are Wasilla's ZIP codes?

The highest median household income is in 99654 ($97,544), the lowest in 99623 ($88,799). Home values run from $326,000 in 99623 to $363,300 in 99654.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).

All 2 residential ZIP codes of Wasilla

Residential ZIP codes with the postal name Wasilla, AK, largest first (ACS 2020-2024); sort by any column
County
99654 Matanuska-Susitna Borough 44,647 393 $98k $363k
99623 Matanuska-Susitna Borough 23,424 91 $89k $326k

Download the 4 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

PO Box and single-organization ZIP codes in Wasilla

2 ZIP codes named Wasilla have no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

Wasilla, AK: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
99629Matanuska-Susitna Borough
99687Matanuska-Susitna Borough

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do Wasilla's ZIP codes reach?

Wasilla's residential ZIP codes lie in Matanuska-Susitna Borough.

Which places do Wasilla's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Wasilla's residential ZIP codes cover Wasilla itself and 7 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

  • Knik-Fairview census-designated 99623, 99654
  • Meadow Lakes census-designated 99623, 99654
  • Fishhook census-designated 99654
  • North Lakes census-designated 99654
  • Point MacKenzie census-designated 99623
  • South Lakes census-designated 99654
  • Tanaina census-designated 99654

Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).

Which first three digits do Wasilla's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Wasilla starts with 996.

Three-digit prefixes of Wasilla's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Wasilla's
PrefixSectional centerHereAll codes
996 Anchorage, AK (SCF 995) 4 89

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.