| Sulmona to Clarkston (Georgia) | 5,074.08 mi (8,165.95 km) |
| Sulmona to Clarksville (Indiana) | 4,940.58 mi (7,951.10 km) |
| Sulmona to Clarksville (Tennessee) | 5,084.60 mi (8,182.87 km) |
| Sulmona to Clawson (Michigan) | 4,652.21 mi (7,487.01 km) |
| Sulmona to Clay (Alabama) | 5,182.91 mi (8,341.08 km) |
| Sulmona to Clayton (California) | 6,251.89 mi (10,061.44 km) |
| Sulmona to Clayton (Missouri) | 5,113.79 mi (8,229.85 km) |
| Sulmona to Clayton (North Carolina) | 4,737.47 mi (7,624.21 km) |
| Sulmona to Clayton (Ohio) | 4,813.43 mi (7,746.47 km) |
| Sulmona to Clearfield (Utah) | 5,774.88 mi (9,293.77 km) |
| Sulmona to Clearlake (California) | 6,211.07 mi (9,995.75 km) |
| Sulmona to Clearwater (Florida) | 5,267.77 mi (8,477.65 km) |
| Sulmona to Cleburne (Texas) | 5,701.65 mi (9,175.92 km) |
| Sulmona to Clemmons (North Carolina) | 4,807.86 mi (7,737.50 km) |
| Sulmona to Clemson (South Carolina) | 4,972.84 mi (8,003.01 km) |
