ZIP code · Westminster · Texas · United States

ZIP code 75485 — Westminster

ZIP code 75485 serves Westminster, Texas.

Postal code: 75485
Single source Value from one source, not cross-checked.
City: Westminster
County: Collin
State: Texas
Country: United States
Coordinates: 33.3627, -96.4635 — 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 codes: 945, 972, 469 (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 75485 with another ZIP · ZIPs within 25 miles · distance from 75485

Climate — monthly normals

Warmest month Aug (avg high 95°F), coldest Jan (avg low 34°F).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	56	60	69	76	83	90	94	95	87	79	67	58
Avg low °F	34	36	45	52	62	70	73	71	65	54	44	37

NOAA 1991–2020 climate normals from the nearest station: MCKINNEY MUNICIPAL AIRPORT (14.0 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