Aleutians West Census Area, Alaska ZIP Codes

7 ZIP Codes

Zip Code
City
Population ↓
99685Unalaska3,747
99692Dutch Harbor809
99660Saint Paul Island378
99546Adak73
99591Saint George Island70
99547Atka15
99638Nikolski1

Overview of ZIP Codes in Aleutians West Census Area

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
7
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 7 ZCTAs in Aleutians West Census Area, Alaska (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

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