Portugal
4540-370 post code
Post code details
1 placeCode
Place
Castelo
Region
Aveiro
County
Arouca
Coordinates
40.9199, -8.4686
Accuracy
1 / 6
Country
Portugal
Location
OpenStreetMap ↗








40.9199, -8.4686© OpenStreetMap
Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| Castelo | Aveiro | Arouca | 40.9199, -8.4686 |
Same code in other countries
0This code only appears in this country.
FAQ
Which city is 4540-370 in?
Castelo, Aveiro, Portugal.
What are the coordinates of 4540-370?
40.9199, -8.4686
Is 4540-370 used in other countries?
No.
The data is unofficial and has known truncation; verify with the recipient and carrier for critical shipments. See data source & license → · Updated 2026-11-09. Attribution in