| Area Code | 254 |
| State | Texas |
| Current Time in Area Code 254 | 254> CDT |
| Timezone | Central Daylight Time |
| Regional Market Area | Abilene Area Bryan-College Station Area Metro Dallas-Fort Worth Waco-Temple Area |
| Metro Area(s) | Killeen-Temple, TX Stephenville, TX Waco, TX |
| Population (2020) | 919094 |
| Adjacent Area Codes | 214,325,430,469,512,682,737,817,903,940,945,972,979 |
| Bell County |
| Bosque County |
| Coryell County |
| Eastland County |
| Erath County |
| Falls County |
| Hamilton County |
| Hill County |
| Limestone County |
| Mclennan County |
| Milam County |
| Somervell County |
| Stephens County |
| Copperas Cove |
| Harker Heights |
| Killeen |
| Temple |
| Waco |