| Place | Post Code |
|---|---|
| San Antonio, Silvia | 192078 |
| Silvia, Silvia | 192070, 192077, 192079, 192087 |
| Zolapa, Silvia | 192078 |
| All postal codes in Oriente | |
|---|---|
| Caldono, Oriente | |
| Inzá, Oriente | |
| Jambaló, Oriente | |
| Páez, Oriente | |
| Puracé, Oriente | |
| Silvia, Oriente | |
| Toribío, Oriente | |
| Totoró, Oriente | |