| Opoczno to Creutzwald | 617.44 mi (993.67 km) |
| Opoczno to Croissy-sur-Seine | 819.78 mi (1,319.31 km) |
| Opoczno to Croix | 744.53 mi (1,198.20 km) |
| Opoczno to Crosne | 809.84 mi (1,303.32 km) |
| Opoczno to Cuers | 869.06 mi (1,398.62 km) |
| Opoczno to Cugnaux | 1,033.00 mi (1,662.45 km) |
| Opoczno to Cusset | 845.32 mi (1,360.41 km) |
| Opoczno to Dammarie-le-Lys | 806.90 mi (1,298.58 km) |
| Opoczno to Dammartin-en-Goele | 792.71 mi (1,275.74 km) |
| Opoczno to Dardilly | 805.28 mi (1,295.97 km) |
| Opoczno to Darnetal | 850.57 mi (1,368.87 km) |
| Opoczno to Dax | 1,121.58 mi (1,805.01 km) |
| Opoczno to Decines-Charpieu | 798.49 mi (1,285.04 km) |
| Opoczno to Denain | 738.71 mi (1,188.84 km) |
| Opoczno to Deuil-la-Barre | 809.63 mi (1,302.97 km) |
