ZIP code · Chester · Oklahoma · United States
ZIP code 73838 — Chester
ZIP code 73838 serves Chester, Oklahoma.
- Postal code
- 73838Single source Value from one source, not cross-checked.
- City
- Chester
- County
- Major FIPS 40093
- State
- Oklahoma
- Country
- United States
- Coordinates
- 36.2621, -98.8838 — precision precise (locality)
View on OpenStreetMap - Population
- 634 (ZCTA, ACS 5-year)
- Population density
- 4 / sq mi
- Land area
- 162.4 sq mi (420.6 km²) (ZCTA, ACS 5-year)
- Median household income
- $82,031
- Per-capita income
- $49,159
- Median age
- 40.1
- Households
- 247
- Housing units
- 295
- Median home value
- $176,600
- Median gross rent
- $475 / month
- Congressional district
- OK-3 (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
- 580Telephone 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 73838 with another ZIP · ZIPs within 25 miles · distance from 73838
Map of ZIP code 73838
Climate — monthly normals
Warmest month Jul (avg high 95°F), coldest Jan (avg low 24°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 49 | 53 | 63 | 72 | 81 | 90 | 95 | 94 | 86 | 73 | 60 | 49 |
| Avg low °F | 24 | 27 | 36 | 45 | 55 | 66 | 70 | 68 | 59 | 46 | 34 | 25 |
| Precip in | 0.9 | 1.1 | 1.9 | 2.8 | 4.0 | 3.8 | 3.0 | 3.0 | 2.3 | 2.8 | 1.3 | 1.3 |
NOAA 1991–2020 climate normals from the nearest station: SEILING 7WNW MESONET (10.0 mi) · NOAA NCEI
Places in ZIP 73838
- 1 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