ZIP Code 99551

99551 is one of Alaska's ZIP codes, delivering to addresses in Akiachak, Bethel Census Area.

City: Akiachak
Borough or census area: Bethel Census Area
State: Alaska
Prefix: 995xx

Where this code sits

99551 is part of the 995xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Akiachak.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 99551 delivers to without sharing its boundary.

907 Area code 907

ZIP codes nearest 99551

The ZIP codes whose reference points sit closest to 99551.
ZIP code	Distance	Delivers to
ZIP code 99621	6.7 mi	Kwethluk, AK
ZIP code 99552	7.3 mi	Akiak, AK
ZIP code 99559	14 mi	Bethel, AK
ZIP code 99679	22 mi	Tuluksak, AK
ZIP code 99634	23 mi	Napakiak, AK
ZIP code 99641	35 mi	Nunapitchuk, AK
ZIP code 99578	52 mi	Eek, AK
ZIP code 99626	55 mi	Lower Kalskag, 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 99551, plotted from its record coordinates.

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

Scope ZIP code 99551. 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.