| Westerlo to Rockville (Maryland) | 3,875.94 mi (6,237.73 km) |
| Westerlo to Rockville Centre (New York) | 3,663.23 mi (5,895.40 km) |
| Westerlo to Rockwall (Texas) | 4,933.11 mi (7,939.07 km) |
| Westerlo to Rocky Mount (North Carolina) | 4,047.03 mi (6,513.06 km) |
| Westerlo to Rocky Point (New York) | 3,622.96 mi (5,830.59 km) |
| Westerlo to Rocky River (Ohio) | 3,951.78 mi (6,359.78 km) |
| Westerlo to Roessleville (New York) | 3,581.19 mi (5,763.36 km) |
| Westerlo to Rogers (Arkansas) | 4,670.94 mi (7,517.14 km) |
| Westerlo to Rogers (Minnesota) | 4,206.79 mi (6,770.17 km) |
| Westerlo to Rohnert Park (California) | 5,493.67 mi (8,841.20 km) |
| Westerlo to Rolla (Missouri) | 4,498.83 mi (7,240.17 km) |
| Westerlo to Rolling Meadows (Illinois) | 4,157.26 mi (6,690.47 km) |
| Westerlo to Roma (Texas) | 5,377.64 mi (8,654.48 km) |
| Westerlo to Rome (Georgia) | 4,427.37 mi (7,125.17 km) |
| Westerlo to Rome (New York) | 3,625.45 mi (5,834.59 km) |
