| Rockford to Radauti | 5,058.91 mi (8,141.54 km) |
| Rockford to Ramnicu Sarat | 5,219.05 mi (8,399.25 km) |
| Rockford to Ramnicu Valcea | 5,141.86 mi (8,275.02 km) |
| Rockford to Rasnov | 5,154.77 mi (8,295.79 km) |
| Rockford to Reghin | 5,071.35 mi (8,161.55 km) |
| Rockford to Resita | 5,045.97 mi (8,120.70 km) |
| Rockford to Roman | 5,137.10 mi (8,267.36 km) |
| Rockford to Rosiori de Vede | 5,212.11 mi (8,388.09 km) |
| Rockford to Rovinari | 5,109.20 mi (8,222.47 km) |
| Rockford to Roznov | 5,128.13 mi (8,252.93 km) |
| Rockford to Sabaoani | 5,130.16 mi (8,256.20 km) |
| Rockford to Sacele | 5,161.85 mi (8,307.20 km) |
| Rockford to Sacueni | 4,955.28 mi (7,974.76 km) |
| Rockford to Salcea | 5,083.06 mi (8,180.40 km) |
| Rockford to Salonta | 4,966.35 mi (7,992.58 km) |
