Saint John, WA ZIP Codes, Coordinates & Counties
Saint John, Washington has 1 ZIP code in Whitman county. The approximate center of Saint John is 47.104, -117.656. Saint John has about 16,179 known street addresses.
ZIP codes in Saint John, WA
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 99171 | Whitman | 47.104 | -117.656 |
Counties Saint John spans
Whitman
Most common streets in Saint John
Sunset, Lancaster, Liberty, State, Stephen, Park, Broadway, Nob Hill, Jones, Main
Frequently asked questions
What ZIP codes are in Saint John, WA?
Saint John, Washington has 1 ZIP code, ranging from 99171 to 99171. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Saint John, WA in?
Saint John is in Whitman county.
What are the latitude and longitude of Saint John, WA?
The approximate center of Saint John, Washington is latitude 47.104, longitude -117.656. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Saint John, WA have?
Saint John has 1 ZIP code.
How many addresses are in Saint John, WA?
Saint John, Washington has about 16,179 known street addresses in the sthan.io US address database.
What are the most common streets in Saint John, WA?
Some of the most common street names in Saint John are Sunset, Lancaster, Liberty, State, Stephen, Park.
What cities are near Saint John, WA?
Cities near Saint John include Thornton (11 mi), Lamont (12 mi), Malden (12 mi), Endicott (13 mi), Steptoe (15 mi).
Cities near Saint John
Thornton, WA (11 mi) Lamont, WA (12 mi) Malden, WA (12 mi) Endicott, WA (13 mi) Steptoe, WA (15 mi) Rosalia, WA (16 mi) Oakesdale, WA (19 mi) Colfax, WA (20 mi)
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