Bivio Castelli is a frazione in the Province of Teramo in the Abruzzo region of Italy.

Bivio Castelli
Map
Country Italy
RegionAbruzzo
ProvinceTeramo
Time zoneUTC+1 (CET)
 • Summer (DST)UTC+2 (CEST)

42°31′54″N 13°46′29″E / 42.53167°N 13.77472°E / 42.53167; 13.77472