| South Portland to Ramsbottom | 3,055.48 mi (4,917.32 km) |
| South Portland to Ramsgate | 3,254.29 mi (5,237.28 km) |
| South Portland to Raunds | 3,152.61 mi (5,073.64 km) |
| South Portland to Rawmarsh | 3,097.39 mi (4,984.77 km) |
| South Portland to Rawtenstall | 3,055.55 mi (4,917.43 km) |
| South Portland to Rayleigh | 3,215.57 mi (5,174.96 km) |
| South Portland to Raynes Park | 3,185.81 mi (5,127.07 km) |
| South Portland to Reading | 3,154.49 mi (5,076.66 km) |
| South Portland to Redcar | 3,085.89 mi (4,966.27 km) |
| South Portland to Reddish | 3,065.62 mi (4,933.64 km) |
| South Portland to Redditch | 3,097.42 mi (4,984.81 km) |
| South Portland to Redhill | 3,191.99 mi (5,137.01 km) |
| South Portland to Redruth | 3,004.45 mi (4,835.20 km) |
| South Portland to Reigate | 3,190.68 mi (5,134.90 km) |
| South Portland to Renfrew | 2,938.04 mi (4,728.31 km) |
