| Royston to Capodrise | 1,016.33 mi (1,635.62 km) |
| Royston to Capoterra | 988.14 mi (1,590.26 km) |
| Royston to Capriolo | 632.19 mi (1,017.41 km) |
| Royston to Capua | 1,010.56 mi (1,626.35 km) |
| Royston to Capurso | 1,101.78 mi (1,773.14 km) |
| Royston to Carate Brianza | 601.59 mi (968.17 km) |
| Royston to Caravaggio | 630.16 mi (1,014.14 km) |
| Royston to Carbonera | 709.78 mi (1,142.28 km) |
| Royston to Carbonia | 979.44 mi (1,576.26 km) |
| Royston to Cardito | 1,021.87 mi (1,644.54 km) |
| Royston to Carignano | 605.54 mi (974.52 km) |
| Royston to Carini | 1,153.20 mi (1,855.89 km) |
| Royston to Carlentini | 1,254.23 mi (2,018.50 km) |
| Royston to Carmagnola | 610.00 mi (981.70 km) |
| Royston to Carmiano | 1,177.23 mi (1,894.56 km) |
