| Oristano to Clarkston (Georgia) | 4,905.92 mi (7,895.31 km) |
| Oristano to Clarksville (Indiana) | 4,794.16 mi (7,715.46 km) |
| Oristano to Clarksville (Tennessee) | 4,935.03 mi (7,942.16 km) |
| Oristano to Clawson (Michigan) | 4,517.62 mi (7,270.40 km) |
| Oristano to Clay (Alabama) | 5,020.28 mi (8,079.36 km) |
| Oristano to Clayton (California) | 6,213.00 mi (9,998.85 km) |
| Oristano to Clayton (Missouri) | 4,980.17 mi (8,014.82 km) |
| Oristano to Clayton (North Carolina) | 4,562.68 mi (7,342.93 km) |
| Oristano to Clayton (Ohio) | 4,669.98 mi (7,515.61 km) |
| Oristano to Clearfield (Utah) | 5,712.78 mi (9,193.84 km) |
| Oristano to Clearlake (California) | 6,177.74 mi (9,942.11 km) |
| Oristano to Clearwater (Florida) | 5,074.44 mi (8,166.52 km) |
| Oristano to Cleburne (Texas) | 5,563.59 mi (8,953.73 km) |
| Oristano to Clemmons (North Carolina) | 4,639.11 mi (7,465.93 km) |
| Oristano to Clemson (South Carolina) | 4,804.54 mi (7,732.16 km) |
