| Owings Mills to Racale | 4,771.86 mi (7,679.57 km) |
| Owings Mills to Racconigi | 4,145.98 mi (6,672.31 km) |
| Owings Mills to Raffadali | 4,665.99 mi (7,509.18 km) |
| Owings Mills to Ragusa | 4,739.21 mi (7,627.02 km) |
| Owings Mills to Ramacca | 4,720.17 mi (7,596.37 km) |
| Owings Mills to Randazzo | 4,712.34 mi (7,583.79 km) |
| Owings Mills to Rapallo | 4,226.89 mi (6,802.52 km) |
| Owings Mills to Ravanusa | 4,691.18 mi (7,549.73 km) |
| Owings Mills to Ravenna | 4,352.69 mi (7,004.98 km) |
| Owings Mills to Recanati | 4,446.13 mi (7,155.35 km) |
| Owings Mills to Recco | 4,222.72 mi (6,795.81 km) |
| Owings Mills to Reggello | 4,349.13 mi (6,999.26 km) |
| Owings Mills to Reggio di Calabria | 4,735.11 mi (7,620.42 km) |
| Owings Mills to Reggio Emilia | 4,275.80 mi (6,881.24 km) |
| Owings Mills to Reggiolo | 4,276.42 mi (6,882.24 km) |
