ZIP code · Eaton · Tennessee · United States
ZIP code 38331 — Eaton
ZIP code 38331 serves Eaton, Tennessee.
- Postal code
- 38331Single source Value from one source, not cross-checked.
- City
- Eaton
- County
- Gibson
- State
- Tennessee
- Country
- United States
- Coordinates
- 35.9693, -89.1319 — precision precise (locality)
View on OpenStreetMap - USDA hardiness zone
- 7b (5 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)
- Area code
- 731 (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 38331 with another ZIP · ZIPs within 25 miles · distance from 38331
Climate — monthly normals
Warmest month Jul (avg high 89°F), coldest Jan (avg low 29°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 47 | 51 | 60 | 70 | 78 | 86 | 89 | 88 | 83 | 72 | 60 | 50 |
| Avg low °F | 29 | 33 | 40 | 50 | 59 | 67 | 70 | 68 | 60 | 49 | 39 | 33 |
| Precip in | 4.2 | 4.3 | 5.2 | 4.7 | 5.4 | 4.5 | 3.5 | 3.8 | 3.8 | 3.8 | 4.9 | 5.4 |
NOAA 1991–2020 climate normals from the nearest station: ALAMO 1 N (11.9 mi) · NOAA NCEI
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 · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page