Tre Colli
Tre Colli  | |
|---|---|
| Coordinates: 43°44′39″N 10°31′53″E / 43.74417°N 10.53139°E | |
| Country | Italy | 
| Region | Tuscany | 
| Province | Pisa (PI) | 
| Comune | Calci | 
| Elevation | 225 m (738 ft) | 
| Population | |
 • Total  | 51 | 
| Time zone | UTC+1 (CET) | 
| • Summer (DST) | UTC+2 (CEST) | 
| Postal code | 56011  | 
| Dialing code | (+39) 050 | 
Tre Colli is a village in Tuscany, central Italy, administratively a frazione of the comune of Calci, province of Pisa.
Tre Colli is about 14 km from Pisa and 3 km from Calci.