| Locality | Post Code |
|---|---|
| San Nicolás, Tonalá | 30503 |
| Santa Cruz, Tonalá | 30503 |
| Santa Rosa las Limas, Tonalá | 30503 |
| Santiago Buenavista, Tonalá | 30503 |
| Tomás Garrido Canabal, Tonalá | 30519 |
| Tonalá, Tonalá | 30500 |
| Unión y Progreso, Tonalá | 30515 |
| Vicente Guerrero, Tonalá | 30505 |
| Villahermosa, Tonalá | 30503 |