| Colwyn Bay to Cernavoda | 1,554.35 mi (2,501.49 km) |
| Colwyn Bay to Chitila | 1,464.58 mi (2,357.01 km) |
| Colwyn Bay to Cisnadie | 1,344.01 mi (2,162.97 km) |
| Colwyn Bay to Cluj-Napoca | 1,282.57 mi (2,064.10 km) |
| Colwyn Bay to Codlea | 1,397.05 mi (2,248.33 km) |
| Colwyn Bay to Comanesti | 1,411.55 mi (2,271.67 km) |
| Colwyn Bay to Comarnic | 1,421.63 mi (2,287.90 km) |
| Colwyn Bay to Constanta | 1,585.48 mi (2,551.58 km) |
| Colwyn Bay to Corabia | 1,435.27 mi (2,309.85 km) |
| Colwyn Bay to Costesti | 1,413.80 mi (2,275.29 km) |
| Colwyn Bay to Covasna | 1,421.61 mi (2,287.86 km) |
| Colwyn Bay to Craiova | 1,384.82 mi (2,228.64 km) |
| Colwyn Bay to Cristuru Secuiesc | 1,358.64 mi (2,186.52 km) |
| Colwyn Bay to Cugir | 1,307.27 mi (2,103.85 km) |
| Colwyn Bay to Cumpana | 1,584.46 mi (2,549.95 km) |
