| Sulmona to Caño Martin Peña (Puerto Rico) | 4,868.74 mi (7,835.48 km) |
| Sulmona to Cañon City (Colorado) | 5,689.76 mi (9,156.79 km) |
| Sulmona to Canóvanas (Puerto Rico) | 4,863.81 mi (7,827.54 km) |
| Sulmona to Canton (Georgia) | 5,065.74 mi (8,152.53 km) |
| Sulmona to Canton (Illinois) | 5,014.81 mi (8,070.56 km) |
| Sulmona to Canton (Mississippi) | 5,381.16 mi (8,660.15 km) |
| Sulmona to Canton (Ohio) | 4,650.26 mi (7,483.86 km) |
| Sulmona to Canyon (Texas) | 5,746.74 mi (9,248.48 km) |
| Sulmona to Canyon Lake (California) | 6,358.56 mi (10,233.11 km) |
| Sulmona to Canyon Lake (Texas) | 5,859.79 mi (9,430.42 km) |
| Sulmona to Cape Coral (Florida) | 5,292.04 mi (8,516.72 km) |
| Sulmona to Cape Girardeau (Missouri) | 5,143.39 mi (8,277.48 km) |
| Sulmona to Carbondale (Illinois) | 5,110.80 mi (8,225.03 km) |
| Sulmona to Carlisle (Pennsylvania) | 4,497.63 mi (7,238.23 km) |
| Sulmona to Carlsbad (California) | 6,391.55 mi (10,286.20 km) |
