| Castelli Calepio to Carlsbad (New Mexico) | 5,655.85 mi (9,102.22 km) |
| Castelli Calepio to Carmel (Indiana) | 4,577.49 mi (7,366.76 km) |
| Castelli Calepio to Carmichael (California) | 5,876.25 mi (9,456.91 km) |
| Castelli Calepio to Carney (Maryland) | 4,202.47 mi (6,763.22 km) |
| Castelli Calepio to Carnot-Moon (Pennsylvania) | 4,311.13 mi (6,938.09 km) |
| Castelli Calepio to Carol Stream (Illinois) | 4,568.12 mi (7,351.68 km) |
| Castelli Calepio to Carolina (Puerto Rico) | 4,642.79 mi (7,471.84 km) |
| Castelli Calepio to Carolina Forest (South Carolina) | 4,548.76 mi (7,320.53 km) |
| Castelli Calepio to Carpentersville (Illinois) | 4,565.06 mi (7,346.76 km) |
| Castelli Calepio to Carpinteria (California) | 6,069.82 mi (9,768.43 km) |
| Castelli Calepio to Carrboro (North Carolina) | 4,461.17 mi (7,179.56 km) |
| Castelli Calepio to Carroll (Iowa) | 4,816.75 mi (7,751.81 km) |
| Castelli Calepio to Carrollton (Georgia) | 4,824.77 mi (7,764.71 km) |
| Castelli Calepio to Carrollton (Texas) | 5,341.44 mi (8,596.22 km) |
| Castelli Calepio to Carrollwood (Florida) | 4,969.58 mi (7,997.76 km) |
