| Ostrow Mazowiecka to Rhosllanerchrugog | 1,034.65 mi (1,665.11 km) |
| Ostrow Mazowiecka to Rhyl | 1,048.92 mi (1,688.07 km) |
| Ostrow Mazowiecka to Rhymney | 1,061.49 mi (1,708.31 km) |
| Ostrow Mazowiecka to Richmond | 942.46 mi (1,516.74 km) |
| Ostrow Mazowiecka to Rickmansworth | 946.28 mi (1,522.89 km) |
| Ostrow Mazowiecka to Ripley | 966.69 mi (1,555.74 km) |
| Ostrow Mazowiecka to Ripon | 963.34 mi (1,550.35 km) |
| Ostrow Mazowiecka to Risca | 1,056.05 mi (1,699.55 km) |
| Ostrow Mazowiecka to Rochdale | 992.52 mi (1,597.30 km) |
| Ostrow Mazowiecka to Rochester | 910.43 mi (1,465.20 km) |
| Ostrow Mazowiecka to Rock Ferry | 1,029.14 mi (1,656.24 km) |
| Ostrow Mazowiecka to Rogerstone | 1,054.80 mi (1,697.54 km) |
| Ostrow Mazowiecka to Romford | 920.36 mi (1,481.18 km) |
| Ostrow Mazowiecka to Romsey | 1,000.89 mi (1,610.77 km) |
| Ostrow Mazowiecka to Ross on Wye | 1,030.10 mi (1,657.79 km) |
