ZIP codes in Northwest Arctic Borough
11 ZIPs touch Northwest Arctic Borough, Alaska. The blue dashed line is the county border; orange ZIPs reach into it.
11
ZIP codes
0
cross the county line
7,441
people in these ZIPs
30
counties in AK
Most people
Northwest Arctic Borough ZIP list
More counties in Alaska
- Kodiak Island Borough8
- Kusilvak Census Area12
- Lake and Peninsula Borough14
- Matanuska-Susitna Borough14
- Nome Census Area14
- North Slope Borough10
- Petersburg Borough1
- Prince of Wales-Hyder Census Area14
- Sitka City and Borough1
- Skagway Municipality1
- Southeast Fairbanks Census Area7
- Wrangell City and Borough2
Questions people actually ask
How many ZIP codes are in Northwest Arctic Borough, Alaska?
11 ZIP codes reach into Northwest Arctic Borough. Every ZIP area here lies wholly inside the county.
Which ZIP code in Northwest Arctic Borough has the most people?
99752 (Kotzebue) has about 3,056 residents, the most of any ZIP touching Northwest Arctic Borough, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Northwest Arctic Borough and another county?
Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Northwest Arctic Borough. For one address, pin the exact spot on the ZIP finder to see its county.
Where does this list come from?
ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.
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Updated 2026-11-10 · Where the data comes from