| County List of Area Code 214 |
|---|
| Dallas Area code |
| County List of Area Code 469 | ||
|---|---|---|
| Collin Area code | Dallas Area code | Denton Area code |
| Ellis Area code | Johnson Area code | Kaufman Area code |
| Navarro Area code | Rockwall Area code |
| County List of Area Code 972 | ||
|---|---|---|
| Collin Area code | Dallas Area code | Denton Area code |
| Ellis Area code | Johnson Area code | Kaufman Area code |
| Navarro Area code | Rockwall Area code |
