ZIP Code 99631

99631 is one of Alaska's ZIP codes, delivering to addresses in Moose Pass, Kenai Peninsula Borough.

City: Moose Pass
Borough or census area: Kenai Peninsula Borough
State: Alaska
Prefix: 996xx

Where this code sits

99631 is part of the 996xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Moose Pass.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 99631 delivers to without sharing its boundary.

907 Area code 907

ZIP codes nearest 99631

The ZIP codes whose reference points sit closest to 99631.
ZIP code	Distance	Delivers to
ZIP code 99572	17 mi	Cooper Landing, AK
ZIP code 99605	18 mi	Hope, AK
ZIP code 99587	25 mi	Girdwood, AK
ZIP code 99693	27 mi	Whittier, AK
ZIP code 99664	33 mi	Seward, AK
ZIP code 99511	34 mi	Anchorage, AK
ZIP code 99519	34 mi	Anchorage, AK
ZIP code 99540	34 mi	Indian, 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 99631, plotted from its record coordinates.

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

Scope ZIP code 99631. 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.