| Locality | Post Code |
|---|---|
| 3 de Mayo, Alberdi | 120202 |
| Acevedo, Alberdi | 120203 |
| Alberdi Viejo, Alberdi | 120201 |
| Caracolito, Alberdi | 120201 |
| Centro, Alberdi | 120202 |
| Chaco'I, Alberdi | 120201 |
| El Tunel, Alberdi | 120201 |
| Estero Kora, Alberdi | 120203 |
| Isla Leon, Alberdi | 120203 |
| Loma Clavel, Alberdi | 120202 |
| Lomas, Alberdi | 120203 |
| Moñai Kuare, Alberdi | 120203 |
| San Cayetano, Alberdi | 120202 |
| San Francisco, Alberdi | 120202 |
| Santa Elena, Alberdi | 120202 |
| Stella Maris, Alberdi | 120201 |
| Taruma Vuelta, Alberdi | 120201 |
| Yaguaron, Alberdi | 120202 |
| Ytororo, Alberdi | 120202 |