| Ostend to Rockville (Maryland) | 3,791.79 mi (6,102.30 km) |
| Ostend to Rockville Centre (New York) | 3,578.82 mi (5,759.55 km) |
| Ostend to Rockwall (Texas) | 4,852.65 mi (7,809.59 km) |
| Ostend to Rocky Mount (North Carolina) | 3,962.02 mi (6,376.26 km) |
| Ostend to Rocky Point (New York) | 3,538.49 mi (5,694.65 km) |
| Ostend to Rocky River (Ohio) | 3,869.92 mi (6,228.04 km) |
| Ostend to Roessleville (New York) | 3,497.63 mi (5,628.89 km) |
| Ostend to Rogers (Arkansas) | 4,591.02 mi (7,388.53 km) |
| Ostend to Rogers (Minnesota) | 4,131.33 mi (6,648.74 km) |
| Ostend to Rohnert Park (California) | 5,430.62 mi (8,739.73 km) |
| Ostend to Rolla (Missouri) | 4,418.73 mi (7,111.26 km) |
| Ostend to Rolling Meadows (Illinois) | 4,077.79 mi (6,562.57 km) |
| Ostend to Roma (Texas) | 5,295.78 mi (8,522.74 km) |
| Ostend to Rome (Georgia) | 4,343.66 mi (6,990.44 km) |
| Ostend to Rome (New York) | 3,542.57 mi (5,701.21 km) |
