| Urdorf to Rockville (Maryland) | 4,125.24 mi (6,638.93 km) |
| Urdorf to Rockville Centre (New York) | 3,910.85 mi (6,293.90 km) |
| Urdorf to Rockwall (Texas) | 5,201.25 mi (8,370.61 km) |
| Urdorf to Rocky Mount (North Carolina) | 4,289.22 mi (6,902.83 km) |
| Urdorf to Rocky Point (New York) | 3,870.17 mi (6,228.43 km) |
| Urdorf to Rocky River (Ohio) | 4,214.37 mi (6,782.38 km) |
| Urdorf to Roessleville (New York) | 3,834.81 mi (6,171.53 km) |
| Urdorf to Rogers (Arkansas) | 4,941.30 mi (7,952.25 km) |
| Urdorf to Rogers (Minnesota) | 4,490.19 mi (7,226.27 km) |
| Urdorf to Rohnert Park (California) | 5,792.48 mi (9,322.10 km) |
| Urdorf to Rolla (Missouri) | 4,768.58 mi (7,674.28 km) |
| Urdorf to Rolling Meadows (Illinois) | 4,429.45 mi (7,128.52 km) |
| Urdorf to Roma (Texas) | 5,639.35 mi (9,075.65 km) |
| Urdorf to Rome (Georgia) | 4,679.18 mi (7,530.40 km) |
| Urdorf to Rome (New York) | 3,883.06 mi (6,249.18 km) |
