ZIP code · Old Harbor · Alaska · United States

ZIP code 99643 — Old Harbor

Name: Old Harbor (99643)
Address: Alaska, 99643, US

ZIP code 99643 serves Old Harbor, Alaska.

Postal code: 99643
Single source Value from one source, not cross-checked.
City: Old Harbor
County: Kodiak Island
State: Alaska
Country: United States
Coordinates: 57.2028, -153.3039 — precision estimated (postal-area centroid)
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Nearby localities

99615Kodiak
99624Larsen Bay
99550Port Lions
99608Karluk
99619Kodiak
99697Kodiak
99644Ouzinkie
99565Chignik Lagoon
99613King Salmon
99649Pilot Point

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page