ZIP Code 99558

99558 is one of Alaska's ZIP codes, delivering to addresses in Anvik, Yukon-Koyukuk Census Area.

City: Anvik
Borough or census area: Yukon-Koyukuk Census Area
State: Alaska
Prefix: 995xx

Where this code sits

99558 is part of the 995xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Anvik.

Anvik Alaska ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 99558 delivers to without sharing its boundary.

907 Area code 907

ZIP codes nearest 99558

The ZIP codes whose reference points sit closest to 99558.
ZIP code	Distance	Delivers to
ZIP code 99590	18 mi	Grayling, AK
ZIP code 99665	21 mi	Shageluk, AK
ZIP code 99602	34 mi	Holy Cross, AK
ZIP code 99657	72 mi	Russian Mission, AK
ZIP code 99607	77 mi	Kalskag, AK
ZIP code 99557	78 mi	Aniak, AK
ZIP code 99626	79 mi	Lower Kalskag, AK
ZIP code 99684	87 mi	Unalakleet, 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 99558, plotted from its record coordinates.

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

Scope ZIP code 99558. 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.