ZIP codes in Red River County
9 ZIPs touch Red River County, Texas. The blue dashed line is the county border; orange ZIPs reach into it.
9
ZIP codes
5
cross the county line
21,345
people in these ZIPs
254
counties in TX
Most people
Red River County ZIP list
More counties in Texas
- Potter County29
- Presidio County4
- Rains County6
- Randall County16
- Reagan County2
- Real County8
- Reeves County6
- Refugio County5
- Roberts County5
- Robertson County11
- Rockwall County9
- Runnels County12
Questions people actually ask
How many ZIP codes are in Red River County, Texas?
9 ZIP codes reach into Red River County. 5 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Red River County has the most people?
75559 (De Kalb) has about 5,528 residents, the most of any ZIP touching Red River County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Red River 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 Red River 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