| Castelo Branco to Castrovillari | 1,254.06 mi (2,018.21 km) |
| Castelo Branco to Catania | 1,225.98 mi (1,973.02 km) |
| Castelo Branco to Catanzaro | 1,285.15 mi (2,068.25 km) |
| Castelo Branco to Cattolica | 1,076.36 mi (1,732.24 km) |
| Castelo Branco to Cava de' Tirreni | 1,169.03 mi (1,881.37 km) |
| Castelo Branco to Cavallino | 1,354.59 mi (2,180.00 km) |
| Castelo Branco to Cavarzere | 1,060.16 mi (1,706.16 km) |
| Castelo Branco to Cave | 1,074.77 mi (1,729.67 km) |
| Castelo Branco to Cavriago | 979.42 mi (1,576.23 km) |
| Castelo Branco to Cavriglia | 1,010.13 mi (1,625.65 km) |
| Castelo Branco to Cazzago San Martino | 972.32 mi (1,564.80 km) |
| Castelo Branco to Ceccano | 1,095.41 mi (1,762.89 km) |
| Castelo Branco to Cecina | 960.13 mi (1,545.18 km) |
| Castelo Branco to Cefalu | 1,160.29 mi (1,867.31 km) |
| Castelo Branco to Ceglie Messapico | 1,315.50 mi (2,117.09 km) |
