The Area Codes of Mexico:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Tampico, Tamaulipas | 833 (+52 833) |
| 2. | Tampico, Tamaulipas | 833 (+52 833) |
| 3. | Tijuana, Baja California | 664 (+52 664) |
| 4. | Toluca | 722 (+52 722) |
| 5. | Torreón, Coahuila | 871 (+52 871) |
| 6. | Tuxtla Gutiérrez, Chiapas | 961 (+52 961) |