ZIP code · Millican · Texas · United States
ZIP code 77866 — Millican
ZIP code 77866 serves Millican, Texas.
- Postal code
- 77866Single source Value from one source, not cross-checked.
- City
- Millican
- County
- Brazos FIPS 48041
- State
- Texas
- Country
- United States
- Coordinates
- 30.4491, -96.2170 — precision precise (locality)
View on OpenStreetMap - Population
- 0 (ZCTA, ACS 5-year)
- Population density
- 0 / sq mi
- Land area
- 2.9 sq mi (7.4 km²) (ZCTA, ACS 5-year)
- Households
- 0
- Housing units
- 0
- Congressional district
- TX-10 (119th Congress)
- USDA hardiness zone
- 9a (20 to 25 °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
- 936 (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 77866 with another ZIP · ZIPs within 25 miles · distance from 77866
Map of ZIP code 77866
Climate — monthly normals
Warmest month Aug (avg high 96°F), coldest Jan (avg low 38°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 62 | 65 | 72 | 79 | 86 | 91 | 95 | 96 | 91 | 82 | 71 | 64 |
| Avg low °F | 38 | 42 | 49 | 56 | 65 | 71 | 73 | 73 | 67 | 56 | 47 | 40 |
| Precip in | 3.5 | 3.0 | 3.3 | 3.4 | 4.7 | 4.6 | 2.2 | 3.3 | 3.8 | 4.7 | 4.0 | 3.6 |
NOAA 1991–2020 climate normals from the nearest station: WASHINGTON SP (9.3 mi) · NOAA NCEI
Places in ZIP 77866
- 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