ZIP Code 99577

99577 is one of Alaska's ZIP codes, delivering to addresses in Eagle River, Anchorage Municipality.

City: Eagle River
Borough or census area: Anchorage Municipality
State: Alaska
Prefix: 995xx

Where this code sits

99577 is part of the 995xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Eagle River.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 99577 delivers to without sharing its boundary.

907 Area code 907

ZIP codes nearest 99577

The ZIP codes whose reference points sit closest to 99577.
ZIP code	Distance	Delivers to
ZIP code 99567	7.0 mi	Chugiak, AK
ZIP code 99504	11 mi	Anchorage, AK
ZIP code 99508	12 mi	Anchorage, AK
ZIP code 99501	14 mi	Anchorage, AK
ZIP code 99519	14 mi	Anchorage, AK
ZIP code 99540	14 mi	Indian, AK
ZIP code 99695	14 mi	Anchorage, AK
ZIP code 99513	14 mi	Anchorage, 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 99577, plotted from its record coordinates.

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

Scope ZIP code 99577. 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.