| Pen-y-Bont ar Ogwr to Cognac | 427.98 mi (688.77 km) |
| Pen-y-Bont ar Ogwr to Cogolin | 739.51 mi (1,190.13 km) |
| Pen-y-Bont ar Ogwr to Colmar | 541.35 mi (871.21 km) |
| Pen-y-Bont ar Ogwr to Colombes | 313.41 mi (504.39 km) |
| Pen-y-Bont ar Ogwr to Colomiers | 591.23 mi (951.49 km) |
| Pen-y-Bont ar Ogwr to Combs-la-Ville | 335.19 mi (539.44 km) |
| Pen-y-Bont ar Ogwr to Comines | 290.06 mi (466.81 km) |
| Pen-y-Bont ar Ogwr to Compiegne | 316.36 mi (509.13 km) |
| Pen-y-Bont ar Ogwr to Concarneau | 251.40 mi (404.59 km) |
| Pen-y-Bont ar Ogwr to Conde-sur-l'Escaut | 320.18 mi (515.27 km) |
| Pen-y-Bont ar Ogwr to Conflans-Sainte-Honorine | 304.69 mi (490.35 km) |
| Pen-y-Bont ar Ogwr to Corbas | 558.75 mi (899.21 km) |
| Pen-y-Bont ar Ogwr to Corbeil-Essonnes | 334.82 mi (538.84 km) |
| Pen-y-Bont ar Ogwr to Cormeilles-en-Parisis | 309.48 mi (498.07 km) |
| Pen-y-Bont ar Ogwr to Cosne sur Loire | 406.44 mi (654.10 km) |
