| Pen-y-Bont ar Ogwr to Chivasso | 682.48 mi (1,098.34 km) |
| Pen-y-Bont ar Ogwr to Ciampino | 1,015.05 mi (1,633.57 km) |
| Pen-y-Bont ar Ogwr to Cicciano | 1,125.74 mi (1,811.70 km) |
| Pen-y-Bont ar Ogwr to Cingoli | 961.94 mi (1,548.09 km) |
| Pen-y-Bont ar Ogwr to Cinisello Balsamo | 714.06 mi (1,149.18 km) |
| Pen-y-Bont ar Ogwr to Cinisi | 1,225.97 mi (1,973.01 km) |
| Pen-y-Bont ar Ogwr to Cirie | 670.31 mi (1,078.77 km) |
| Pen-y-Bont ar Ogwr to Ciro Marina | 1,300.00 mi (2,092.15 km) |
| Pen-y-Bont ar Ogwr to Cislago | 700.36 mi (1,127.11 km) |
| Pen-y-Bont ar Ogwr to Cisterna di Latina | 1,033.66 mi (1,663.51 km) |
| Pen-y-Bont ar Ogwr to Cisternino | 1,244.25 mi (2,002.43 km) |
| Pen-y-Bont ar Ogwr to Citta di Castello | 921.36 mi (1,482.79 km) |
| Pen-y-Bont ar Ogwr to Citta Sant'Angelo | 1,032.65 mi (1,661.89 km) |
| Pen-y-Bont ar Ogwr to Cittadella | 808.16 mi (1,300.61 km) |
| Pen-y-Bont ar Ogwr to Cittanova | 1,315.55 mi (2,117.18 km) |
