7 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 79339 | Littlefield | 6,685 |
| 79064 | Olton | 2,099 |
| 79031 | Earth | 1,156 |
| 79312 | Amherst | 1,130 |
| 79082 | Springlake | 382 |
| 79326 | Fieldton | 51 |
| 79369 | Spade | 43 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 7 ZCTAs in Lamb County, Texas (US Census).