| Rockford to Coswig | 4,423.49 mi (7,118.91 km) |
| Rockford to Cottbus | 4,493.55 mi (7,231.67 km) |
| Rockford to Crailsheim | 4,451.32 mi (7,163.71 km) |
| Rockford to Cremlingen | 4,347.34 mi (6,996.37 km) |
| Rockford to Crimmitschau | 4,465.58 mi (7,186.66 km) |
| Rockford to Cuxhaven | 4,217.57 mi (6,787.52 km) |
| Rockford to Dachau | 4,537.23 mi (7,301.97 km) |
| Rockford to Dallgow-Doberitz | 4,417.97 mi (7,110.03 km) |
| Rockford to Damme | 4,251.12 mi (6,841.51 km) |
| Rockford to Darmstadt | 4,369.95 mi (7,032.76 km) |
| Rockford to Dassel | 4,331.25 mi (6,970.47 km) |
| Rockford to Datteln | 4,253.60 mi (6,845.50 km) |
| Rockford to Dautphe | 4,327.58 mi (6,964.57 km) |
| Rockford to Deggendorf | 4,568.96 mi (7,353.03 km) |
| Rockford to Delbruck | 4,292.98 mi (6,908.88 km) |
