| Merthyr Tudful to Campodarsego | 818.57 mi (1,317.36 km) |
| Merthyr Tudful to Campogalliano | 814.39 mi (1,310.64 km) |
| Merthyr Tudful to Campolongo Maggiore | 830.71 mi (1,336.90 km) |
| Merthyr Tudful to Camponogara | 829.24 mi (1,334.54 km) |
| Merthyr Tudful to Camposampiero | 816.43 mi (1,313.91 km) |
| Merthyr Tudful to Canegrate | 704.05 mi (1,133.06 km) |
| Merthyr Tudful to Canelli | 722.25 mi (1,162.35 km) |
| Merthyr Tudful to Canicatti | 1,299.48 mi (2,091.31 km) |
| Merthyr Tudful to Canosa di Puglia | 1,170.51 mi (1,883.76 km) |
| Merthyr Tudful to Cantu | 703.74 mi (1,132.55 km) |
| Merthyr Tudful to Caorle | 852.06 mi (1,371.25 km) |
| Merthyr Tudful to Capaci | 1,234.87 mi (1,987.34 km) |
| Merthyr Tudful to Capannori | 843.87 mi (1,358.07 km) |
| Merthyr Tudful to Capena | 998.14 mi (1,606.35 km) |
| Merthyr Tudful to Capo d'Orlando | 1,283.94 mi (2,066.30 km) |
