ZIP Code 99602

99602 is one of Alaska's ZIP codes, delivering to addresses in Holy Cross, Yukon-Koyukuk Census Area.

City: Holy Cross
Borough or census area: Yukon-Koyukuk Census Area
State: Alaska
Prefix: 996xx

Where this code sits

99602 is part of the 996xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Holy Cross.

Holy Cross Alaska ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 99602 delivers to without sharing its boundary.

907 Area code 907

ZIP codes nearest 99602

The ZIP codes whose reference points sit closest to 99602.
ZIP code	Distance	Delivers to
ZIP code 99558	34 mi	Anvik, AK
ZIP code 99665	35 mi	Shageluk, AK
ZIP code 99557	44 mi	Aniak, AK
ZIP code 99607	48 mi	Kalskag, AK
ZIP code 99590	50 mi	Grayling, AK
ZIP code 99626	50 mi	Lower Kalskag, AK
ZIP code 99657	59 mi	Russian Mission, AK
ZIP code 99575	65 mi	Crooked Creek, 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 99602, plotted from its record coordinates.

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

Scope ZIP code 99602. 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.