| Oristano to Chantilly (Virginia) | 4,397.10 mi (7,076.45 km) |
| Oristano to Chaparral (New Mexico) | 5,958.50 mi (9,589.27 km) |
| Oristano to Chapel Hill (North Carolina) | 4,580.23 mi (7,371.17 km) |
| Oristano to Charleston (Illinois) | 4,852.89 mi (7,809.97 km) |
| Oristano to Charleston (South Carolina) | 4,744.05 mi (7,634.82 km) |
| Oristano to Charleston (West Virginia) | 4,607.94 mi (7,415.77 km) |
| Oristano to Charlotte (North Carolina) | 4,691.55 mi (7,550.32 km) |
| Oristano to Charlottesville (Virginia) | 4,475.83 mi (7,203.16 km) |
| Oristano to Chaska (Minnesota) | 4,856.94 mi (7,816.48 km) |
| Oristano to Chatham (Illinois) | 4,910.19 mi (7,902.19 km) |
| Oristano to Chattanooga (Tennessee) | 4,901.62 mi (7,888.39 km) |
| Oristano to Cheat Lake (West Virginia) | 4,478.49 mi (7,207.43 km) |
| Oristano to Chelsea (Alabama) | 5,036.55 mi (8,105.54 km) |
| Oristano to Chelsea (Massachusetts) | 3,985.62 mi (6,414.23 km) |
| Oristano to Cheney (Washington) | 5,554.23 mi (8,938.66 km) |
