ZIP codes in Lamb County
14 ZIPs touch Lamb County, Texas. The blue dashed line is the county border; orange ZIPs reach into it.
14
ZIP codes
10
cross the county line
30,898
people in these ZIPs
254
counties in TX
Most people
Lamb County ZIP list
More counties in Texas
- King County2
- Kinney County1
- Kleberg County5
- Knox County6
- La Salle County5
- Lamar County16
- Lampasas County6
- Lavaca County9
- Lee County10
- Leon County9
- Liberty County15
- Limestone County14
Questions people actually ask
How many ZIP codes are in Lamb County, Texas?
14 ZIP codes reach into Lamb County. 10 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Lamb County has the most people?
79347 (Muleshoe) has about 7,176 residents, the most of any ZIP touching Lamb County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Lamb 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 Lamb 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.
Keep exploring
Updated 2026-11-10 · Where the data comes from