| Boulder to Ramsbottom | 4,518.37 mi (7,271.61 km) |
| Boulder to Ramsgate | 4,739.54 mi (7,627.56 km) |
| Boulder to Raunds | 4,630.99 mi (7,452.85 km) |
| Boulder to Rawmarsh | 4,558.37 mi (7,335.98 km) |
| Boulder to Rawtenstall | 4,517.24 mi (7,269.80 km) |
| Boulder to Rayleigh | 4,701.34 mi (7,566.07 km) |
| Boulder to Raynes Park | 4,680.30 mi (7,532.21 km) |
| Boulder to Reading | 4,652.60 mi (7,487.64 km) |
| Boulder to Redcar | 4,521.24 mi (7,276.24 km) |
| Boulder to Reddish | 4,531.92 mi (7,293.41 km) |
| Boulder to Redditch | 4,585.11 mi (7,379.03 km) |
| Boulder to Redhill | 4,689.17 mi (7,546.49 km) |
| Boulder to Redruth | 4,550.19 mi (7,322.82 km) |
| Boulder to Reigate | 4,688.11 mi (7,544.78 km) |
| Boulder to Renfrew | 4,364.18 mi (7,023.47 km) |
