ZIP Code 99036

99036 is one of Washington's ZIP codes, delivering to addresses in Valleyford, Spokane County.

City: Valleyford
County: Spokane County
State: Washington
Prefix: 990xx

Where this code sits

99036 is part of the 990xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Valleyford.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 99036 delivers to without sharing its boundary.

509 Area code 509

ZIP codes nearest 99036

The ZIP codes whose reference points sit closest to 99036.
ZIP code	Distance	Delivers to
ZIP code 99023	5.2 mi	Mica, WA
ZIP code 99223	7.4 mi	Spokane, WA
ZIP code 99030	8.3 mi	Rockford, WA
ZIP code 99206	8.3 mi	Spokane, WA
ZIP code 99037	8.5 mi	Veradale, WA
ZIP code 99031	8.5 mi	Spangle, WA
ZIP code 99213	8.8 mi	Spokane, WA
ZIP code 99203	9.4 mi	Spokane, WA

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 99036, plotted from its record coordinates.

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

Scope ZIP code 99036. 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.