| Rockford to Rhondda | 3,855.68 mi (6,205.11 km) |
| Rockford to Rhosllanerchrugog | 3,826.43 mi (6,158.05 km) |
| Rockford to Rhyl | 3,801.11 mi (6,117.30 km) |
| Rockford to Rhymney | 3,856.35 mi (6,206.20 km) |
| Rockford to Richmond | 3,979.29 mi (6,404.04 km) |
| Rockford to Rickmansworth | 3,967.02 mi (6,384.31 km) |
| Rockford to Ripley | 3,886.28 mi (6,254.36 km) |
| Rockford to Ripon | 3,848.06 mi (6,192.86 km) |
| Rockford to Risca | 3,868.41 mi (6,225.60 km) |
| Rockford to Rochdale | 3,840.96 mi (6,181.42 km) |
| Rockford to Rochester | 4,012.18 mi (6,456.98 km) |
| Rockford to Rock Ferry | 3,817.06 mi (6,142.96 km) |
| Rockford to Rogerstone | 3,870.38 mi (6,228.78 km) |
| Rockford to Romford | 3,993.36 mi (6,426.70 km) |
| Rockford to Romsey | 3,949.27 mi (6,355.74 km) |
