ZIP Code 99345

99345 is one of Washington's ZIP codes, delivering to addresses in Paterson, Benton County.

City: Paterson
County: Benton County
State: Washington
Prefix: 993xx

Where this code sits

99345 is part of the 993xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Paterson.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 99345 delivers to without sharing its boundary.

509 Area code 509

ZIP codes nearest 99345

The ZIP codes whose reference points sit closest to 99345.
ZIP code	Distance	Delivers to
ZIP code 97818	12 mi	Boardman, OR
ZIP code 97844	14 mi	Irrigon, OR
ZIP code 99350	16 mi	Prosser, WA
ZIP code 99322	17 mi	Bickleton, WA
ZIP code 99346	18 mi	Plymouth, WA
ZIP code 98935	20 mi	Mabton, WA
ZIP code 98930	20 mi	Grandview, WA
ZIP code 97882	20 mi	Umatilla, OR

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 99345, plotted from its record coordinates.

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

Scope ZIP code 99345. 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.