| Irondale to Rhondda | 4,172.81 mi (6,715.49 km) |
| Irondale to Rhosllanerchrugog | 4,158.42 mi (6,692.33 km) |
| Irondale to Rhyl | 4,135.18 mi (6,654.92 km) |
| Irondale to Rhymney | 4,175.27 mi (6,719.44 km) |
| Irondale to Richmond | 4,303.09 mi (6,925.15 km) |
| Irondale to Rickmansworth | 4,292.13 mi (6,907.52 km) |
| Irondale to Ripley | 4,222.64 mi (6,795.68 km) |
| Irondale to Ripon | 4,194.70 mi (6,750.72 km) |
| Irondale to Risca | 4,186.31 mi (6,737.21 km) |
| Irondale to Rochdale | 4,181.00 mi (6,728.67 km) |
| Irondale to Rochester | 4,337.40 mi (6,980.37 km) |
| Irondale to Rock Ferry | 4,152.74 mi (6,683.20 km) |
| Irondale to Rogerstone | 4,188.20 mi (6,740.26 km) |
| Irondale to Romford | 4,319.63 mi (6,951.77 km) |
| Irondale to Romsey | 4,265.28 mi (6,864.30 km) |
