| Unterwellenborn to Rockville (Maryland) | 4,147.31 mi (6,674.44 km) |
| Unterwellenborn to Rockville Centre (New York) | 3,935.69 mi (6,333.88 km) |
| Unterwellenborn to Rockwall (Texas) | 5,189.90 mi (8,352.33 km) |
| Unterwellenborn to Rocky Mount (North Carolina) | 4,321.71 mi (6,955.12 km) |
| Unterwellenborn to Rocky Point (New York) | 3,895.67 mi (6,269.47 km) |
| Unterwellenborn to Rocky River (Ohio) | 4,214.46 mi (6,782.52 km) |
| Unterwellenborn to Roessleville (New York) | 3,850.43 mi (6,196.67 km) |
| Unterwellenborn to Rogers (Arkansas) | 4,925.92 mi (7,927.50 km) |
| Unterwellenborn to Rogers (Minnesota) | 4,446.26 mi (7,155.57 km) |
| Unterwellenborn to Rohnert Park (California) | 5,687.90 mi (9,153.79 km) |
| Unterwellenborn to Rolla (Missouri) | 4,754.63 mi (7,651.84 km) |
| Unterwellenborn to Rolling Meadows (Illinois) | 4,411.07 mi (7,098.93 km) |
| Unterwellenborn to Roma (Texas) | 5,639.44 mi (9,075.79 km) |
| Unterwellenborn to Rome (Georgia) | 4,696.79 mi (7,558.75 km) |
| Unterwellenborn to Rome (New York) | 3,892.12 mi (6,263.76 km) |
