ZIP code · Genoa · Nebraska · United States
ZIP code 68640 — Genoa
ZIP code 68640 serves Genoa, Nebraska.
- Postal code
- 68640Single source Value from one source, not cross-checked.
- City
- Genoa
- County
- Nance FIPS 31125
- State
- Nebraska
- Country
- United States
- Coordinates
- 41.4468, -97.7640 — precision precise (locality)
View on OpenStreetMap - Population
- 1,045 (ZCTA, ACS 5-year)
- Population density
- 8 / sq mi
- Land area
- 127.1 sq mi (329.2 km²) (ZCTA, ACS 5-year)
- Median household income
- $65,000
- Per-capita income
- $35,589
- Median age
- 39.6
- Households
- 410
- Housing units
- 515
- Median home value
- $127,600
- Median gross rent
- $850 / month
- Congressional districts
- NE-3 (also NE-1) (119th Congress)
- USDA hardiness zone
- 5b (-15 to -10 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
Tools: compare 68640 with another ZIP · ZIPs within 25 miles · distance from 68640
Map of ZIP code 68640
Climate — monthly normals
Warmest month Jul (avg high 85°F), coldest Jan (avg low 13°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 34 | 39 | 52 | 63 | 73 | 82 | 85 | 83 | 78 | 65 | 50 | 37 |
| Avg low °F | 13 | 17 | 27 | 37 | 49 | 60 | 64 | 61 | 52 | 39 | 26 | 17 |
| Precip in | 0.7 | 0.8 | 1.6 | 3.0 | 4.4 | 4.4 | 3.0 | 3.0 | 2.5 | 2.2 | 1.2 | 0.9 |
NOAA 1991–2020 climate normals from the nearest station: GENOA 2 W (0.3 mi) · NOAA NCEI
Places in ZIP 68640
- 2 schools
- 1 hospitals & clinics
- 1 doctors & dentists
- 2 parks
- 1 libraries
- 1 post offices
- 3 places of worship
- 1 police & fire stations
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