ZIP code · Killeen · Texas · United States
ZIP code 76540 — Killeen
ZIP code 76540 serves Killeen, Texas.
- Postal code
- 76540Single source Value from one source, not cross-checked.
- City
- Killeen
- County
- Bell
- State
- Texas
- Country
- United States
- Coordinates
- 31.1171, -97.7278 — precision precise (locality)
View on OpenStreetMap - USDA hardiness zone
- 8b (15 to 20 °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
- 254Telephone 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 76540 with another ZIP · ZIPs within 25 miles · distance from 76540
Climate — monthly normals
Warmest month Aug (avg high 97°F), coldest Jan (avg low 36°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 60 | 63 | 70 | 77 | 84 | 92 | 96 | 97 | 90 | 80 | 69 | 60 |
| Avg low °F | 36 | 40 | 47 | 54 | 63 | 70 | 72 | 73 | 67 | 56 | 46 | 38 |
| Precip in | 2.5 | 2.2 | 3.3 | 2.1 | 4.7 | 3.2 | 2.7 | 1.6 | 3.9 | 3.4 | 2.7 | 2.4 |
NOAA 1991–2020 climate normals from the nearest station: KILLEEN (4.2 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