| Locality | Post Code |
|---|---|
| 8 de Diciembre, Nanawa | 150502 |
| Central, Nanawa | 150502 |
| Independiente, Nanawa | 150502 |
| Oriental, Nanawa | 150502 |
| Quinta, Nanawa | 150501 |
| San Antonio, Nanawa | 150501 |
| San Miguel, Nanawa | 150501 |
| Sportivo Puerto Elsa, Nanawa | 150501 |
| Virgen del Rosario, Nanawa | 150501 |
| Presidente Hayes Postal Codes | |
|---|---|
| Villa Hayes | Teniente Primero Manuel Irala Fernández |
| Teniente Esteban Martínez | Puerto Pinasco |
| Nanawa | José Falcón |
| General José Maria Bruguez | Benjamín Aceval |