The Ciaño city in Asturias province has 1 assigned the ZIP Code 33900.This same ZIP Code applies also to the following places.
| Province | City | ZIP Code |
|---|---|---|
| Asturias | Llanu, el (Langreo) | 33900 |
| Asturias | Sama de Langreo | 33900 |
| Asturias | San Roque (Langreo) | 33900 |
Check out the list of Spain ZIP Code