| Kastamonu to Deville-les-Rouen | 1,667.11 mi (2,682.95 km) |
| Kastamonu to Dieppe | 1,669.86 mi (2,687.39 km) |
| Kastamonu to Digne-les-Bains | 1,403.55 mi (2,258.80 km) |
| Kastamonu to Dijon | 1,469.66 mi (2,365.18 km) |
| Kastamonu to Dinan | 1,801.64 mi (2,899.46 km) |
| Kastamonu to Dinard | 1,802.67 mi (2,901.11 km) |
| Kastamonu to Divonne-les-Bains | 1,411.00 mi (2,270.79 km) |
| Kastamonu to Dole | 1,446.03 mi (2,327.15 km) |
| Kastamonu to Dombasle-sur-Meurthe | 1,421.08 mi (2,287.00 km) |
| Kastamonu to Domerat | 1,582.88 mi (2,547.40 km) |
| Kastamonu to Domont | 1,606.15 mi (2,584.85 km) |
| Kastamonu to Douai | 1,587.75 mi (2,555.24 km) |
| Kastamonu to Douarnenez | 1,906.04 mi (3,067.48 km) |
| Kastamonu to Douchy-les-Mines | 1,573.26 mi (2,531.91 km) |
| Kastamonu to Dourdan | 1,616.51 mi (2,601.53 km) |
