| 621 Area Code Basic Information | |
|---|---|
| Area Code | 621 |
| Location | TX |
| Country | US |
| In Service Date | 2025-01-23 |
| Service Length | 1 year |
| Overlay Area Code? | Yes |
| Overlay Area Codes | 281 346 621 713 832 |
| Parent Area Code | 346 |
| Time Zone | C |
| Map | 623 |
| Area code in jeopardy? | No |
The following section explains how to dial outbound numbers from this area code.