| Rockford to Deville-les-Rouen | 4,098.90 mi (6,596.54 km) |
| Rockford to Dieppe | 4,084.27 mi (6,572.99 km) |
| Rockford to Digne-les-Bains | 4,507.57 mi (7,254.24 km) |
| Rockford to Dijon | 4,332.14 mi (6,971.91 km) |
| Rockford to Dinan | 4,012.21 mi (6,457.02 km) |
| Rockford to Dinard | 4,005.75 mi (6,446.64 km) |
| Rockford to Divonne-les-Bains | 4,413.50 mi (7,102.84 km) |
| Rockford to Dole | 4,359.23 mi (7,015.50 km) |
| Rockford to Dombasle-sur-Meurthe | 4,332.89 mi (6,973.12 km) |
| Rockford to Domerat | 4,270.51 mi (6,872.72 km) |
| Rockford to Domont | 4,164.00 mi (6,701.31 km) |
| Rockford to Douai | 4,144.28 mi (6,669.57 km) |
| Rockford to Douarnenez | 3,932.58 mi (6,328.87 km) |
| Rockford to Douchy-les-Mines | 4,158.59 mi (6,692.60 km) |
| Rockford to Dourdan | 4,169.80 mi (6,710.64 km) |
