ZIP codes in Clay County
10 ZIPs touch Clay County, Texas. The blue dashed line is the county border; orange ZIPs reach into it.
10
ZIP codes
7
cross the county line
43,560
people in these ZIPs
254
counties in TX
Most people
Clay County ZIP list
More counties in Texas
- Carson County6
- Cass County15
- Castro County10
- Chambers County11
- Cherokee County13
- Childress County5
- Cochran County4
- Coke County5
- Coleman County15
- Collin County46
- Collingsworth County6
- Colorado County19
Questions people actually ask
How many ZIP codes are in Clay County, Texas?
10 ZIP codes reach into Clay County, including 1 PO Box or single-address ZIPs placed by the town they serve. 7 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Clay County has the most people?
76310 (Wichita Falls) has about 19,029 residents, the most of any ZIP touching Clay County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Clay County and another county?
Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Clay County. For one address, pin the exact spot on the ZIP finder to see its county.
Where does this list come from?
ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.
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Updated 2026-11-10 · Where the data comes from