ZIP code · Ingomar · Montana · United States
ZIP code 59039 — Ingomar
ZIP code 59039 serves Ingomar, Montana.
- Postal code
- 59039Single source Value from one source, not cross-checked.
- City
- Ingomar
- County
- Rosebud FIPS 30087
- State
- Montana
- Country
- United States
- Coordinates
- 46.5767, -107.3723 — precision precise (locality)
View on OpenStreetMap - Population
- 16 (ZCTA, ACS 5-year)
- Population density
- 0 / sq mi
- Land area
- 458.3 sq mi (1,187.1 km²) (ZCTA, ACS 5-year)
- Per-capita income
- $76,138
- Median age
- 57.8
- Households
- 6
- Housing units
- 28
- Congressional district
- MT-2 (119th Congress)
- USDA hardiness zone
- 4b (-25 to -20 °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
- 406 (from the nearest rate centre)Telephone 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 59039 with another ZIP · ZIPs within 25 miles · distance from 59039
Map of ZIP code 59039
Climate — monthly normals
Warmest month Jul (avg high 88°F), coldest Jan (avg low 4°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 32 | 36 | 48 | 58 | 68 | 78 | 88 | 88 | 76 | 59 | 45 | 34 |
| Avg low °F | 4 | 9 | 19 | 29 | 39 | 48 | 55 | 52 | 42 | 29 | 17 | 7 |
| Precip in | 0.4 | 0.4 | 0.7 | 1.6 | 2.6 | 2.3 | 1.4 | 1.0 | 1.1 | 1.2 | 0.5 | 0.4 |
NOAA 1991–2020 climate normals from the nearest station: INGOMAR 9 E (8.5 mi) · NOAA NCEI
Places in ZIP 59039
- 1 restaurants & cafés
- 1 post offices
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