ZIP code · Knoxville · Tennessee · United States
ZIP code 37928 — Knoxville
ZIP code 37928 serves Knoxville, Tennessee.
- Postal code
- 37928Single source Value from one source, not cross-checked.
- City
- Knoxville
- County
- Knox
- State
- Tennessee
- Country
- United States
- Coordinates
- 35.9901, -83.9622 — 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/New_York (UTC−5 / UTC−4 DST)
- Area code
- 865Telephone 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 37928 with another ZIP · ZIPs within 25 miles · distance from 37928
Climate — monthly normals
Warmest month Jul (avg high 88°F), coldest Jan (avg low 26°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 48 | 53 | 61 | 71 | 79 | 86 | 88 | 88 | 83 | 72 | 61 | 51 |
| Avg low °F | 26 | 29 | 36 | 44 | 54 | 62 | 66 | 65 | 59 | 46 | 35 | 30 |
| Precip in | 5.2 | 5.1 | 5.3 | 5.3 | 4.5 | 4.0 | 5.8 | 3.4 | 4.1 | 3.0 | 4.1 | 5.9 |
NOAA 1991–2020 climate normals from the nearest station: KNOXVILLE EXP STN (6.3 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