| Mastic Beach to Cernavoda | 4,785.09 mi (7,700.86 km) |
| Mastic Beach to Chitila | 4,696.93 mi (7,558.97 km) |
| Mastic Beach to Cisnadie | 4,575.92 mi (7,364.24 km) |
| Mastic Beach to Cluj-Napoca | 4,512.39 mi (7,261.99 km) |
| Mastic Beach to Codlea | 4,627.59 mi (7,447.38 km) |
| Mastic Beach to Comanesti | 4,637.30 mi (7,463.02 km) |
| Mastic Beach to Comarnic | 4,653.06 mi (7,488.38 km) |
| Mastic Beach to Constanta | 4,815.85 mi (7,750.36 km) |
| Mastic Beach to Corabia | 4,667.30 mi (7,511.30 km) |
| Mastic Beach to Costesti | 4,646.45 mi (7,477.73 km) |
| Mastic Beach to Covasna | 4,650.49 mi (7,484.24 km) |
| Mastic Beach to Craiova | 4,617.12 mi (7,430.53 km) |
| Mastic Beach to Cristuru Secuiesc | 4,587.85 mi (7,383.43 km) |
| Mastic Beach to Cugir | 4,539.55 mi (7,305.70 km) |
| Mastic Beach to Cumpana | 4,815.08 mi (7,749.13 km) |
