| Rockford to Rury | 4,786.14 mi (7,702.55 km) |
| Rockford to Rybnik | 4,709.14 mi (7,578.62 km) |
| Rockford to Ryki | 4,749.21 mi (7,643.11 km) |
| Rockford to Rypin | 4,605.13 mi (7,411.25 km) |
| Rockford to Rzeszow | 4,825.89 mi (7,766.52 km) |
| Rockford to Sandomierz | 4,787.44 mi (7,704.64 km) |
| Rockford to Sanok | 4,855.66 mi (7,814.43 km) |
| Rockford to Sedziszow Malopolski | 4,814.52 mi (7,748.23 km) |
| Rockford to Sepolno Krajenskie | 4,527.04 mi (7,285.57 km) |
| Rockford to Sidlice | 4,522.45 mi (7,278.17 km) |
| Rockford to Siechnice | 4,619.81 mi (7,434.87 km) |
| Rockford to Siedlce | 4,735.23 mi (7,620.61 km) |
| Rockford to Siemianowice Slaskie | 4,715.10 mi (7,588.23 km) |
| Rockford to Siemiatycze | 4,741.48 mi (7,630.68 km) |
| Rockford to Sieradz | 4,647.92 mi (7,480.10 km) |
