| Trecastagni to Castle Rock (Colorado) | 5,894.75 mi (9,486.68 km) |
| Trecastagni to Castro Valley (California) | 6,559.52 mi (10,556.53 km) |
| Trecastagni to Catalina Foothills (Arizona) | 6,483.91 mi (10,434.84 km) |
| Trecastagni to Cataño (Puerto Rico) | 4,980.40 mi (8,015.18 km) |
| Trecastagni to Cathedral City (California) | 6,601.06 mi (10,623.38 km) |
| Trecastagni to Catonsville (Maryland) | 4,731.75 mi (7,615.01 km) |
| Trecastagni to Cave Spring (Virginia) | 4,956.94 mi (7,977.43 km) |
| Trecastagni to Cayce (South Carolina) | 5,133.16 mi (8,261.03 km) |
| Trecastagni to Cayey (Puerto Rico) | 4,994.11 mi (8,037.24 km) |
| Trecastagni to Cedar City (Utah) | 6,275.26 mi (10,099.06 km) |
| Trecastagni to Cedar Falls (Iowa) | 5,272.79 mi (8,485.74 km) |
| Trecastagni to Cedar Hill (Texas) | 5,908.55 mi (9,508.88 km) |
| Trecastagni to Cedar Lake (Indiana) | 5,117.51 mi (8,235.84 km) |
| Trecastagni to Cedar Mill (Oregon) | 6,123.23 mi (9,854.39 km) |
| Trecastagni to Cedar Park (Texas) | 6,042.96 mi (9,725.20 km) |
