| Sulmona to Corinth (Mississippi) | 5,207.77 mi (8,381.09 km) |
| Sulmona to Corinth (Texas) | 5,648.70 mi (9,090.70 km) |
| Sulmona to Cornelius (North Carolina) | 4,853.53 mi (7,811.01 km) |
| Sulmona to Cornelius (Oregon) | 5,831.94 mi (9,385.60 km) |
| Sulmona to Corning (New York) | 4,414.84 mi (7,105.00 km) |
| Sulmona to Corona (California) | 6,358.34 mi (10,232.75 km) |
| Sulmona to Coronado (California) | 6,413.87 mi (10,322.13 km) |
| Sulmona to Corpus Christi (Texas) | 5,930.00 mi (9,543.41 km) |
| Sulmona to Corsicana (Texas) | 5,676.37 mi (9,135.23 km) |
| Sulmona to Cortland (New York) | 4,360.18 mi (7,017.04 km) |
| Sulmona to Corvallis (Oregon) | 5,894.06 mi (9,485.57 km) |
| Sulmona to Coshocton (Ohio) | 4,693.09 mi (7,552.79 km) |
| Sulmona to Costa Mesa (California) | 6,380.65 mi (10,268.67 km) |
| Sulmona to Coto de Caza (California) | 6,374.26 mi (10,258.38 km) |
| Sulmona to Cottage Grove (Minnesota) | 4,931.67 mi (7,936.76 km) |
