| Powell to Cortona | 4,619.46 mi (7,434.30 km) |
| Powell to Cosenza | 4,959.54 mi (7,981.60 km) |
| Powell to Cossato | 4,375.30 mi (7,041.36 km) |
| Powell to Costa Volpino | 4,445.06 mi (7,153.63 km) |
| Powell to Creazzo | 4,512.41 mi (7,262.02 km) |
| Powell to Crema | 4,445.09 mi (7,153.68 km) |
| Powell to Cremona | 4,468.10 mi (7,190.71 km) |
| Powell to Crevalcore | 4,529.61 mi (7,289.70 km) |
| Powell to Crispiano | 4,946.13 mi (7,960.03 km) |
| Powell to Crosia | 4,970.17 mi (7,998.71 km) |
| Powell to Crotone | 5,005.42 mi (8,055.44 km) |
| Powell to Cuneo | 4,392.08 mi (7,068.36 km) |
| Powell to Cuorgne | 4,360.19 mi (7,017.05 km) |
| Powell to Cusano Milanino | 4,417.83 mi (7,109.81 km) |
| Powell to Cutro | 5,001.88 mi (8,049.74 km) |
