| Place | Post Code |
|---|---|
| Bahía Mansa - Muicolpue, San Juan de la Costa | 5400000 |
| Puaucho, San Juan de la Costa | 5400000 |
| All postal codes in Osorno | |
|---|---|
| Osorno, Osorno | |
| Puerto Octay, Osorno | |
| Purranque, Osorno | |
| Puyehue, Osorno | |
| Río Negro, Osorno | |
| San Juan de la Costa, Osorno | |
| San Pablo, Osorno | |