The Sienra (Olloniego) city in Asturias province has 1 assigned the ZIP Code 33660.This same ZIP Code applies also to the following places.
| Province | City | ZIP Code |
|---|---|---|
| Asturias | Malpica (Olloniego) | 33660 |
| Asturias | Olloniego | 33660 |
| Asturias | Quintanal (Olloniego) | 33660 |
| Asturias | Santianes (Olloniego) | 33660 |
Check out the list of Spain ZIP Code