ZIP code · Pullman · Washington · United States
ZIP code 99164 — Pullman
ZIP code 99164 serves Pullman, Washington.
- Postal code
- 99164Single source Value from one source, not cross-checked.
- City
- Pullman
- County
- Whitman
- State
- Washington
- Country
- United States
- Coordinates
- 46.7313, -117.1796 — precision precise (locality)
View on OpenStreetMap - Time zone
- America/Los_Angeles (UTC−8 / UTC−7 DST)
- Area code
- 509Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 99164 with another ZIP · ZIPs within 25 miles · distance from 99164
Climate — monthly normals
Warmest month Aug (avg high 85°F), coldest Dec (avg low 25°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 38 | 42 | 50 | 57 | 66 | 73 | 84 | 85 | 76 | 61 | 46 | 37 |
| Avg low °F | 26 | 27 | 31 | 35 | 42 | 46 | 50 | 50 | 44 | 36 | 31 | 25 |
| Precip in | 2.7 | 1.9 | 2.0 | 2.0 | 1.8 | 1.2 | 0.4 | 0.5 | 0.7 | 1.8 | 2.6 | 2.8 |
NOAA 1991–2020 climate normals from the nearest station: PULLMAN 2 NW (2.1 mi) · NOAA NCEI
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · NOAA NCEI. Data generated on 2026-08-21. Methodology · Report an error on this page