| Locality | Post Code |
|---|---|
| Álvaro Obregón, Solosuchiapa | 29586 |
| Francisco I. Madero, Solosuchiapa | 29587 |
| La Carretera, Solosuchiapa | 29588 |
| Río Negro, Solosuchiapa | 29580 |
| San Miguel, Solosuchiapa | 29583 |
| Solosuchiapa, Solosuchiapa | 29580 |
| Úrsulo Galván, Solosuchiapa | 29583 |
| Villaflores, Solosuchiapa | 29585 |