| Watauga to Cortona | 5,539.83 mi (8,915.50 km) |
| Watauga to Cosenza | 5,883.09 mi (9,467.93 km) |
| Watauga to Cossato | 5,294.59 mi (8,520.83 km) |
| Watauga to Costa Volpino | 5,361.41 mi (8,628.36 km) |
| Watauga to Creazzo | 5,427.81 mi (8,735.22 km) |
| Watauga to Crema | 5,363.16 mi (8,631.17 km) |
| Watauga to Cremona | 5,386.34 mi (8,668.48 km) |
| Watauga to Crevalcore | 5,447.56 mi (8,767.00 km) |
| Watauga to Crispiano | 5,865.92 mi (9,440.29 km) |
| Watauga to Crosia | 5,892.64 mi (9,483.28 km) |
| Watauga to Crotone | 5,928.39 mi (9,540.82 km) |
| Watauga to Cuneo | 5,314.73 mi (8,553.24 km) |
| Watauga to Cuorgne | 5,280.47 mi (8,498.10 km) |
| Watauga to Cusano Milanino | 5,336.02 mi (8,587.49 km) |
| Watauga to Cutro | 5,925.10 mi (9,535.52 km) |
