| Umbertide to Castle Rock (Colorado) | 5,509.73 mi (8,867.05 km) |
| Umbertide to Castro Valley (California) | 6,152.40 mi (9,901.34 km) |
| Umbertide to Catalina Foothills (Arizona) | 6,101.44 mi (9,819.31 km) |
| Umbertide to Cataño (Puerto Rico) | 4,782.48 mi (7,696.65 km) |
| Umbertide to Cathedral City (California) | 6,206.09 mi (9,987.74 km) |
| Umbertide to Catonsville (Maryland) | 4,400.91 mi (7,082.59 km) |
| Umbertide to Cave Spring (Virginia) | 4,627.14 mi (7,446.66 km) |
| Umbertide to Cayce (South Carolina) | 4,813.79 mi (7,747.05 km) |
| Umbertide to Cayey (Puerto Rico) | 4,797.85 mi (7,721.40 km) |
| Umbertide to Cedar City (Utah) | 5,880.07 mi (9,463.05 km) |
| Umbertide to Cedar Falls (Iowa) | 4,901.30 mi (7,887.88 km) |
| Umbertide to Cedar Hill (Texas) | 5,555.39 mi (8,940.53 km) |
| Umbertide to Cedar Lake (Indiana) | 4,758.12 mi (7,657.45 km) |
| Umbertide to Cedar Mill (Oregon) | 5,709.70 mi (9,188.87 km) |
| Umbertide to Cedar Park (Texas) | 5,693.64 mi (9,163.03 km) |
