Farmington, WA ZIP Codes, Coordinates & Counties

Farmington, Washington has 1 ZIP code in Whitman county. The approximate center of Farmington is 47.099, -117.073. Farmington has about 9,199 known street addresses.

ZIP codes
1
Counties
1
State
Washington (WA)
Coordinates
47.099, -117.073
Mapped addresses
9,199

ZIP codes in Farmington, WA

ZIP CodeCountyLatitudeLongitude
99128 Whitman 47.099 -117.073

Counties Farmington spans

Whitman

Most common streets in Farmington

Farmington, Washington, 3rd, 2nd, 5th, Main, Pine, Chestnut, 1st, Lincoln

Frequently asked questions

What ZIP codes are in Farmington, WA?

Farmington, Washington has 1 ZIP code, ranging from 99128 to 99128. The full list, with each ZIP's county and coordinates, is in the table on this page.

What county is Farmington, WA in?

Farmington is in Whitman county.

What are the latitude and longitude of Farmington, WA?

The approximate center of Farmington, Washington is latitude 47.099, longitude -117.073. Coordinates for each ZIP code are listed in the table above.

How many ZIP codes does Farmington, WA have?

Farmington has 1 ZIP code.

How many addresses are in Farmington, WA?

Farmington, Washington has about 9,199 known street addresses in the sthan.io US address database.

What are the most common streets in Farmington, WA?

Some of the most common street names in Farmington are Farmington, Washington, 3rd, 2nd, 5th, Main.

What cities are near Farmington, WA?

Cities near Farmington include Oakesdale (8 mi), Desmet (8 mi), Garfield (9 mi), Tekoa (9 mi), Potlatch (11 mi).

Cities near Farmington

Oakesdale, WA (8 mi) Desmet, ID (8 mi) Garfield, WA (9 mi) Tekoa, WA (9 mi) Potlatch, ID (11 mi) Tensed, ID (11 mi) Palouse, WA (14 mi) Latah, WA (14 mi)

All Washington cities →

Need this for any US address, in code?

Get the ZIP code, county, and coordinates for any US address through the sthan.io API. Free 100 requests/month, no credit card required.

View the API →

Last updated: June 2026 · Data: sthan.io US address database