ZIP code · Greenville · Texas · United States

ZIP code 75403 — Greenville

ZIP code 75403 serves Greenville, Texas.

Postal code: 75403
Single source Value from one source, not cross-checked.
City: Greenville
County: Hunt
State: Texas
Country: United States
Coordinates: 33.2185, -96.0487 — 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: 903, 430
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 75403 with another ZIP · ZIPs within 25 miles · distance from 75403

Climate — monthly normals

Warmest month Aug (avg high 98°F), coldest Jan (avg low 33°F).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	58	62	69	77	85	93	97	98	91	81	68	60
Avg low °F	33	37	44	52	62	70	74	73	66	54	43	36
Precip in	3.2	3.5	4.4	4.1	5.8	4.2	3.1	2.4	3.8	5.0	3.6	4.0

NOAA 1991–2020 climate normals from the nearest station: GREENVILLE KGVL RADIO (4.5 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