ZIP Code 99663

99663 is one of Alaska's ZIP codes, delivering to addresses in Seldovia, Kenai Peninsula Borough.

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

Where this code sits

99663 is part of the 996xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Seldovia.

Seldovia Alaska ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 99663 delivers to without sharing its boundary.

907 Area code 907

ZIP codes nearest 99663

The ZIP codes whose reference points sit closest to 99663.
ZIP code	Distance	Delivers to
ZIP code 99603	17 mi	Homer, AK
ZIP code 99556	27 mi	Anchor Point, AK
ZIP code 99639	39 mi	Ninilchik, AK
ZIP code 99568	55 mi	Clam Gulch, AK
ZIP code 99610	62 mi	Kasilof, AK
ZIP code 99669	74 mi	Soldotna, AK
ZIP code 99672	79 mi	Sterling, AK
ZIP code 99611	82 mi	Kenai, 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 99663, plotted from its record coordinates.

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

Scope ZIP code 99663. 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.