| Oristano to Centralia (Illinois) | 4,933.13 mi (7,939.11 km) |
| Oristano to Centralia (Washington) | 5,749.45 mi (9,252.84 km) |
| Oristano to Centreville (Virginia) | 4,398.53 mi (7,078.75 km) |
| Oristano to Ceres (California) | 6,201.25 mi (9,979.94 km) |
| Oristano to Cerritos (California) | 6,308.62 mi (10,152.74 km) |
| Oristano to Chalco (Nebraska) | 5,112.87 mi (8,228.36 km) |
| Oristano to Chalmette (Louisiana) | 5,334.98 mi (8,585.82 km) |
| Oristano to Chambersburg (Pennsylvania) | 4,369.35 mi (7,031.80 km) |
| Oristano to Chamblee (Georgia) | 4,905.79 mi (7,895.11 km) |
| Oristano to Champaign (Illinois) | 4,831.48 mi (7,775.51 km) |
| Oristano to Champlin (Minnesota) | 4,833.66 mi (7,779.03 km) |
| Oristano to Chandler (Arizona) | 6,111.00 mi (9,834.70 km) |
| Oristano to Chanhassen (Minnesota) | 4,853.51 mi (7,810.96 km) |
| Oristano to Channahon (Illinois) | 4,778.31 mi (7,689.94 km) |
| Oristano to Channelview (Texas) | 5,578.24 mi (8,977.31 km) |
