Dallam County, Texas ZIP codes
3 ZIP codes are in Dallam County, plus 1 that cross in from neighboring counties.
- ZIP codes
- 3
- Population in these ZIPs
- 11,648
- Avg. median income
- $72,100population-weighted
- Cities & towns
- 3
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ZIP codes in Dallam County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 79022 | Dalhart | 10,826 | $72,286 | $198,000 |
| 79051 | Kerrick | 9 | — | — |
| 79087 | Texline | 813 | $69,135 | $102,600 |
ZIP codes partly in Dallam County
These ZIP codes are mostly in a neighboring county but cover part of Dallam County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 79084 | Stratford | Sherman County | 1,595 | $54,808 | $163,100 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Dallam County
Nearby counties
Frequently asked questions
How many ZIP codes are in Dallam County, Texas?
3 ZIP codes are mainly in Dallam County, and 1 more ZIP codes from neighboring areas reach partly into it.
What cities are in Dallam County?
ZIP codes in Dallam County use the city names Dalhart, Kerrick and Texline.