ZIP Code 99645

99645 is one of Alaska's ZIP codes, delivering to addresses in Palmer, Matanuska-Susitna Borough.

City: Palmer
Borough or census area: Matanuska-Susitna Borough
State: Alaska
Prefix: 996xx

Where this code sits

99645 is part of the 996xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Palmer.

Palmer Alaska ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 99645 delivers to without sharing its boundary.

907 Area code 907

ZIP codes nearest 99645

The ZIP codes whose reference points sit closest to 99645.
ZIP code	Distance	Delivers to
ZIP code 99674	9.7 mi	Sutton, AK
ZIP code 99654	14 mi	Wasilla, AK
ZIP code 99629	15 mi	Wasilla, AK
ZIP code 99687	18 mi	Wasilla, AK
ZIP code 99567	22 mi	Chugiak, AK
ZIP code 99519	39 mi	Anchorage, AK
ZIP code 99540	39 mi	Indian, AK
ZIP code 99695	39 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 99645, plotted from its record coordinates.

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

Scope ZIP code 99645. 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.