| 75020 Denison | 903/430 | Grayson County | Texas (TX) |
| 75021 Denison | 903/430 | Grayson County | Texas (TX) |
| 75058 Gunter | 903/430 | Grayson County | Texas (TX) |
| 75076 Fink | 903/430 | Grayson County | Texas (TX) |
| 75076 Pottsboro | 903/430 | Grayson County | Texas (TX) |
| 75090 Sherman | 903/430 | Grayson County | Texas (TX) |
| 75091 Sherman | 903/430 | Grayson County | Texas (TX) |
| 75092 Sherman | 903/430 | Grayson County | Texas (TX) |
| 75414 Bells | 903/430 | Grayson County | Texas (TX) |
| 75459 Dorchester | 903/430 | Grayson County | Texas (TX) |
| 75459 Howe | 903/430 | Grayson County | Texas (TX) |
| 75489 Tom Bean | 903/430 | Grayson County | Texas (TX) |
| 75491 Whitewright | 903/430 | Grayson County | Texas (TX) |
| 75495 Van Alstyne | 903/430 | Grayson County | Texas (TX) |
| 76233 Collinsville | 903/430 | Grayson County | Texas (TX) |
| 76245 Gordonville | 903/430 | Grayson County | Texas (TX) |
| 76264 Sadler | 903/430 | Grayson County | Texas (TX) |
| 76268 Southmayd | 903/430 | Grayson County | Texas (TX) |
| 76271 Tioga | 254 | Grayson County | Texas (TX) |
| 76273 Whitesboro | 903/430 | Grayson County | Texas (TX) |