| Place | Post Code |
|---|---|
| California, Poroto | 13125 |
| Cambarra, Poroto | 13125 |
| Cambarrita, Poroto | 13125 |
| Campo de Piura, Poroto | 13125 |
| Canseco, Poroto | 13125 |
| Casa Blanca, Poroto | 13125 |
| Chile Alto, Poroto | 13125 |
| Con Con, Poroto | 13125 |
| Cushmun, Poroto | 13125 |
| Dos de Mayo, Poroto | 13125 |
| El Arquito, Poroto | 13125 |
| El Bado, Poroto | 13125 |
| Flor de Mayo, Poroto | 13125 |
| Huayabito, Poroto | 13125 |
| La Capilla, Poroto | 13125 |
| La Cuchilla, Poroto | 13125 |
| La Tranca, Poroto | 13125 |
| Lomas del Panteon, Poroto | 13125 |
| Meseta, Poroto | 13125 |
| Miñate, Poroto | 13125 |
| Mishirihuanga, Poroto | 13125 |
| Mochal, Poroto | 13125 |
| Mochalito, Poroto | 13125 |
| Pachillar, Poroto | 13125 |
| Platanar, Poroto | 13125 |
| Poroto, Poroto | 13125 |