ZIP codes in Deaf Smith County
6 ZIPs touch Deaf Smith County, Texas. The blue dashed line is the county border; orange ZIPs reach into it.
6
ZIP codes
5
cross the county line
25,685
people in these ZIPs
254
counties in TX
Most people
Deaf Smith County ZIP list
More counties in Texas
- Crosby County9
- Culberson County2
- Dallam County4
- Dallas County170
- Dawson County4
- DeWitt County9
- Delta County7
- Denton County45
- Dickens County7
- Dimmit County6
- Donley County6
- Duval County8
Questions people actually ask
How many ZIP codes are in Deaf Smith County, Texas?
6 ZIP codes reach into Deaf Smith County. 5 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Deaf Smith County has the most people?
79045 (Hereford) has about 18,189 residents, the most of any ZIP touching Deaf Smith County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Deaf Smith 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 Deaf Smith 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