ZIP Code 99770

99770 is one of Alaska's ZIP codes, delivering to addresses in Selawik, Northwest Arctic Borough.

City: Selawik
Borough or census area: Northwest Arctic Borough
State: Alaska
Prefix: 997xx

Where this code sits

99770 is part of the 997xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Selawik.

Selawik Alaska ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 99770 delivers to without sharing its boundary.

907 Area code 907

ZIP codes nearest 99770

The ZIP codes whose reference points sit closest to 99770.
ZIP code	Distance	Delivers to
ZIP code 99749	28 mi	Kiana, AK
ZIP code 99763	33 mi	Noorvik, AK
ZIP code 99727	53 mi	Buckland, AK
ZIP code 99786	67 mi	Ambler, AK
ZIP code 99752	74 mi	Kotzebue, AK
ZIP code 99736	84 mi	Deering, AK
ZIP code 99761	104 mi	Noatak, AK
ZIP code 99753	120 mi	Koyuk, AK

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 99770, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 99770. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.