| Douglas to Racconigi | 885.64 mi (1,425.30 km) |
| Douglas to Raffadali | 1,461.11 mi (2,351.43 km) |
| Douglas to Ragusa | 1,528.84 mi (2,460.44 km) |
| Douglas to Ramacca | 1,503.67 mi (2,419.93 km) |
| Douglas to Randazzo | 1,486.80 mi (2,392.77 km) |
| Douglas to Rapallo | 962.99 mi (1,549.79 km) |
| Douglas to Ravanusa | 1,483.72 mi (2,387.82 km) |
| Douglas to Ravenna | 1,076.75 mi (1,732.86 km) |
| Douglas to Recanati | 1,172.54 mi (1,887.01 km) |
| Douglas to Recco | 959.07 mi (1,543.47 km) |
| Douglas to Reggello | 1,080.96 mi (1,739.64 km) |
| Douglas to Reggio di Calabria | 1,500.71 mi (2,415.17 km) |
| Douglas to Reggio Emilia | 1,002.82 mi (1,613.89 km) |
| Douglas to Reggiolo | 1,001.30 mi (1,611.44 km) |
| Douglas to Rende | 1,460.37 mi (2,350.24 km) |
