County · GEOID 48111
Dallam County, TX ZIP codes
4 ZIP/ZCTAs intersecting this county.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Dallam County (GEOID 48111). Methodology
Combined population of ZIP/ZCTAs intersecting this county: 12,968 (4 ZIPs).
Combined population of ZIP/ZCTAs intersecting this county. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census county ACS headline above. Methodology
Dallam County, TX ZIP code map

ZIP/ZCTA overlap with Dallam County
Population overlap
Share of each ZIP/ZCTA’s population located within Dallam County, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Dallam County
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 79022 | Dalhart | Dallam County | 10,764 | $78,373 |
| 79051 | Kerrick | Dallam County | 3 | — |
| 79084 | Stratford | Sherman County | 1,425 | $61,250 |
| 79087 | Texline | Dallam County | 776 | $75,800 |