ZIP code · Fallon · Montana · United States
ZIP code 59326 — Fallon
ZIP code 59326 serves Fallon, Montana.
- Postal code
- 59326Single source Value from one source, not cross-checked.
- City
- Fallon
- County
- Prairie FIPS 30079
- State
- Montana
- Country
- United States
- Coordinates
- 46.7866, -105.1161 — precision precise (locality)
View on OpenStreetMap - Population
- 363 (ZCTA, ACS 5-year)
- Population density
- 1 / sq mi
- Land area
- 363.5 sq mi (941.4 km²) (ZCTA, ACS 5-year)
- Per-capita income
- $13,252
- Median age
- 37.4
- Households
- 113
- Housing units
- 134
- Median home value
- $224,300
- Median gross rent
- $873 / month
- Congressional district
- MT-2 (119th Congress)
- USDA hardiness zone
- 4a (-30 to -25 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Denver (UTC−7 / UTC−6 DST)
- Area code
- 406Telephone 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 59326 with another ZIP · ZIPs within 25 miles · distance from 59326
Map of ZIP code 59326
Climate — monthly normals
Warmest month Jul (avg high 87°F), coldest Jan (avg low 6°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 29 | 33 | 46 | 57 | 67 | 78 | 87 | 87 | 76 | 59 | 44 | 32 |
| Avg low °F | 6 | 9 | 19 | 29 | 39 | 50 | 56 | 53 | 43 | 31 | 19 | 10 |
| Precip in | 0.3 | 0.3 | 0.6 | 1.5 | 2.8 | 2.3 | 2.0 | 1.3 | 1.4 | 1.1 | 0.4 | 0.3 |
NOAA 1991–2020 climate normals from the nearest station: MILDRED 5 N (7.5 mi) · NOAA NCEI
Places in ZIP 59326
- 1 parks
- 1 post offices
- 4 places of worship
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
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 · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page