ZIP code · Galena · Kansas · United States
ZIP code 66739 — Galena
ZIP code 66739 serves Galena, Kansas.
- Postal code
- 66739Single source Value from one source, not cross-checked.
- City
- Galena
- County
- Cherokee FIPS 20021
- State
- Kansas
- Country
- United States
- Coordinates
- 37.0632, -94.6557 — precision precise (locality)
View on OpenStreetMap - Population
- 5,240 (ZCTA, ACS 5-year)
- Population density
- 75 / sq mi
- Land area
- 70.2 sq mi (181.7 km²) (ZCTA, ACS 5-year)
- Median household income
- $47,900
- Per-capita income
- $30,144
- Median age
- 45.4
- Households
- 2,266
- Housing units
- 2,708
- Median home value
- $83,300
- Median gross rent
- $757 / month
- Congressional district
- KS-2 (119th Congress)
- USDA hardiness zone
- 7a (0 to 5 °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)
- Area code
- 620Telephone 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 66739 with another ZIP · ZIPs within 25 miles · distance from 66739
Map of ZIP code 66739
Climate — monthly normals
Warmest month Jul (avg high 90°F), coldest Jan (avg low 25°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 45 | 50 | 60 | 69 | 77 | 86 | 90 | 90 | 82 | 71 | 58 | 48 |
| Avg low °F | 25 | 29 | 37 | 47 | 56 | 65 | 70 | 68 | 59 | 48 | 37 | 29 |
| Precip in | 1.9 | 2.0 | 3.3 | 5.0 | 6.6 | 5.6 | 4.0 | 3.4 | 4.2 | 3.8 | 3.3 | 2.6 |
NOAA 1991–2020 climate normals from the nearest station: JOPLIN REGIONAL AIRPORT (10.3 mi) · NOAA NCEI
Places in ZIP 66739
- 12 schools
- 2 hospitals & clinics
- 6 restaurants & cafés
- 3 bars & pubs
- 4 parks
- 4 playgrounds
- 1 post offices
- 4 places of worship
- 2 banks
- 1 gas stations
- 2 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