| Twinsburg to Cortona | 4,502.97 mi (7,246.83 km) |
| Twinsburg to Cosenza | 4,843.37 mi (7,794.65 km) |
| Twinsburg to Cossato | 4,258.72 mi (6,853.74 km) |
| Twinsburg to Costa Volpino | 4,328.31 mi (6,965.74 km) |
| Twinsburg to Creazzo | 4,395.62 mi (7,074.06 km) |
| Twinsburg to Crema | 4,328.43 mi (6,965.94 km) |
| Twinsburg to Cremona | 4,351.45 mi (7,002.98 km) |
| Twinsburg to Crevalcore | 4,412.95 mi (7,101.96 km) |
| Twinsburg to Crispiano | 4,829.62 mi (7,772.52 km) |
| Twinsburg to Crosia | 4,853.89 mi (7,811.58 km) |
| Twinsburg to Crotone | 4,889.19 mi (7,868.39 km) |
| Twinsburg to Cuneo | 4,275.78 mi (6,881.20 km) |
| Twinsburg to Cuorgne | 4,243.68 mi (6,829.55 km) |
| Twinsburg to Cusano Milanino | 4,301.18 mi (6,922.08 km) |
| Twinsburg to Cutro | 4,885.68 mi (7,862.74 km) |
