7 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 79339 | Littlefield | 6,704 |
| 79064 | Olton | 2,371 |
| 79031 | Earth | 1,263 |
| 79312 | Amherst | 1,176 |
| 79082 | Springlake | 197 |
| 79326 | Fieldton | 59 |
| 79369 | Spade | 47 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 7 ZCTAs in Lamb County, Texas (US Census).