| Frederick to Racale | 4,798.10 mi (7,721.80 km) |
| Frederick to Racconigi | 4,172.17 mi (6,714.46 km) |
| Frederick to Raffadali | 4,693.73 mi (7,553.83 km) |
| Frederick to Ragusa | 4,766.91 mi (7,671.60 km) |
| Frederick to Ramacca | 4,747.74 mi (7,640.75 km) |
| Frederick to Randazzo | 4,739.73 mi (7,627.86 km) |
| Frederick to Rapallo | 4,253.02 mi (6,844.58 km) |
| Frederick to Ravanusa | 4,718.90 mi (7,594.34 km) |
| Frederick to Ravenna | 4,378.38 mi (7,046.31 km) |
| Frederick to Recanati | 4,471.97 mi (7,196.94 km) |
| Frederick to Recco | 4,248.86 mi (6,837.88 km) |
| Frederick to Reggello | 4,375.18 mi (7,041.16 km) |
| Frederick to Reggio di Calabria | 4,762.32 mi (7,664.21 km) |
| Frederick to Reggio Emilia | 4,301.61 mi (6,922.77 km) |
| Frederick to Reggiolo | 4,302.13 mi (6,923.60 km) |
