| Locality | Post Code |
|---|---|
| Crandall, Kaufman | 75114 |
| Elmo, Kaufman | 75118 |
| Forney, Kaufman | 75126 |
| Gun Barrel City, Kaufman | 75147 |
| Heartland, Kaufman | 75126 |
| Heath, Kaufman | 75126 |
| Heathridge, Kaufman | 75126 |
| Kaufman, Kaufman | 75142 |
| Kemp, Kaufman | 75143 |
| Mabank, Kaufman | 75147 |
| Rosser, Kaufman | 75157 |
| Scurry, Kaufman | 75158 |
| Seven Points, Kaufman | 75143 |
| Terrell, Kaufman | 75160, 75161 |