| Tulcea to Calafell | 1,392.07 mi (2,240.32 km) |
| Tulcea to Calahorra | 1,539.16 mi (2,477.05 km) |
| Tulcea to Calasparra | 1,633.90 mi (2,629.50 km) |
| Tulcea to Calatayud | 1,544.41 mi (2,485.48 km) |
| Tulcea to Caldas de Montbuy | 1,352.72 mi (2,176.99 km) |
| Tulcea to Caldas de Reyes | 1,855.76 mi (2,986.55 km) |
| Tulcea to Calella | 1,328.90 mi (2,138.66 km) |
| Tulcea to Callosa de Segura | 1,597.64 mi (2,571.15 km) |
| Tulcea to Calpe | 1,536.69 mi (2,473.06 km) |
| Tulcea to Calvia | 1,390.20 mi (2,237.30 km) |
| Tulcea to Camas | 1,870.27 mi (3,009.92 km) |
| Tulcea to Cambados | 1,865.83 mi (3,002.76 km) |
| Tulcea to Cambre | 1,826.67 mi (2,939.74 km) |
| Tulcea to Cambrils | 1,420.30 mi (2,285.75 km) |
| Tulcea to Campo de Criptana | 1,667.75 mi (2,683.98 km) |
