| Rockford to Freilassing | 4,611.35 mi (7,421.24 km) |
| Rockford to Freising | 4,542.83 mi (7,310.98 km) |
| Rockford to Freital | 4,501.29 mi (7,244.12 km) |
| Rockford to Freudenberg | 4,301.31 mi (6,922.30 km) |
| Rockford to Freudenstadt | 4,416.85 mi (7,108.23 km) |
| Rockford to Freystadt | 4,494.06 mi (7,232.48 km) |
| Rockford to Frickenhausen | 4,447.06 mi (7,156.86 km) |
| Rockford to Friedberg | 4,516.93 mi (7,269.30 km) |
| Rockford to Friedberg | 4,355.35 mi (7,009.26 km) |
| Rockford to Friedeburg | 4,203.38 mi (6,764.68 km) |
| Rockford to Friedland | 4,355.04 mi (7,008.76 km) |
| Rockford to Friedrichsdorf | 4,354.40 mi (7,007.72 km) |
| Rockford to Friedrichshafen | 4,489.84 mi (7,225.70 km) |
| Rockford to Friedrichsthal | 4,333.83 mi (6,974.62 km) |
| Rockford to Friesenheim | 4,400.62 mi (7,082.12 km) |
