Claves Lada de las ciudades de México
Ciudad de México 55
Ecatepec de Morelos 55
Guadalajara 33
Puebla 222
Ciudad Juarez 656
Tijuana 664
León 477
Zapopan Jalisco 33
Monterrey 81
Nezahualcóyotl 55
| Chihuahua | Chihuahua | 614 | |
| Naucalpan | México | 55 | |
| Mérida | Yucatán | 999 | |
| San Luis Potosí | San Luis Potosí | 444 | |
| Aguascalientes | Aguascalientes | 449 | |
| Hermosillo | Sonora | 662 | |
| Saltillo | Coahuila | 844 | |
| Mexicali | Baja California | 686 | |
| Culiacán | Sinaloa | 667 | |
| Guadalupe | Nuevo León | 81 | |
| Acapulco | Guerrero | 744 | |
| Tlalnepantla | México | 55 | |
| Cancún | Quintana Roo | 998 | |
| Querétaro | Querétaro | 442 | |
| Chimalhuacán | México | 55 | |
| Torreón | Coahuila | 871 | |
| Morelia | Michoacán | 443 | |
| Reynosa | Tamaulipas | 899 | |
| Tlaquepaque | Jalisco | 33 | |
| Tuxtla | Chiapas | 961 | |
| Durango | Durango | 618 | |
| Toluca | México | 722 | |