| Merthyr Tudful to Capodrise | 1,115.17 mi (1,794.69 km) |
| Merthyr Tudful to Capoterra | 1,051.52 mi (1,692.26 km) |
| Merthyr Tudful to Capriolo | 737.54 mi (1,186.95 km) |
| Merthyr Tudful to Capua | 1,109.31 mi (1,785.26 km) |
| Merthyr Tudful to Capurso | 1,210.05 mi (1,947.38 km) |
| Merthyr Tudful to Carate Brianza | 704.07 mi (1,133.09 km) |
| Merthyr Tudful to Caravaggio | 733.03 mi (1,179.69 km) |
| Merthyr Tudful to Carbonera | 825.21 mi (1,328.04 km) |
| Merthyr Tudful to Carbonia | 1,039.98 mi (1,673.68 km) |
| Merthyr Tudful to Cardito | 1,120.27 mi (1,802.90 km) |
| Merthyr Tudful to Carignano | 692.06 mi (1,113.76 km) |
| Merthyr Tudful to Carini | 1,235.20 mi (1,987.86 km) |
| Merthyr Tudful to Carlentini | 1,341.26 mi (2,158.55 km) |
| Merthyr Tudful to Carmagnola | 696.38 mi (1,120.72 km) |
| Merthyr Tudful to Carmiano | 1,286.31 mi (2,070.12 km) |
