| Pen-y-Bont ar Ogwr to Creutzwald | 479.53 mi (771.73 km) |
| Pen-y-Bont ar Ogwr to Croissy-sur-Seine | 311.36 mi (501.09 km) |
| Pen-y-Bont ar Ogwr to Croix | 297.47 mi (478.72 km) |
| Pen-y-Bont ar Ogwr to Crosne | 329.74 mi (530.66 km) |
| Pen-y-Bont ar Ogwr to Cuers | 726.96 mi (1,169.92 km) |
| Pen-y-Bont ar Ogwr to Cugnaux | 596.26 mi (959.59 km) |
| Pen-y-Bont ar Ogwr to Cusset | 489.68 mi (788.06 km) |
| Pen-y-Bont ar Ogwr to Dammarie-le-Lys | 344.63 mi (554.62 km) |
| Pen-y-Bont ar Ogwr to Dammartin-en-Goele | 324.05 mi (521.51 km) |
| Pen-y-Bont ar Ogwr to Dardilly | 546.87 mi (880.10 km) |
| Pen-y-Bont ar Ogwr to Darnetal | 252.02 mi (405.59 km) |
| Pen-y-Bont ar Ogwr to Dax | 551.37 mi (887.34 km) |
| Pen-y-Bont ar Ogwr to Decines-Charpieu | 555.29 mi (893.65 km) |
| Pen-y-Bont ar Ogwr to Denain | 314.34 mi (505.88 km) |
| Pen-y-Bont ar Ogwr to Deuil-la-Barre | 313.97 mi (505.28 km) |
