| Witham to Rosemont (California) | 5,285.62 mi (8,506.38 km) |
| Witham to Rosemount (Minnesota) | 4,031.10 mi (6,487.44 km) |
| Witham to Rosenberg (Texas) | 4,899.72 mi (7,885.33 km) |
| Witham to Roseville (California) | 5,271.64 mi (8,483.88 km) |
| Witham to Roseville (Michigan) | 3,759.28 mi (6,049.97 km) |
| Witham to Roseville (Minnesota) | 4,021.46 mi (6,471.91 km) |
| Witham to Rossmoor (California) | 5,461.38 mi (8,789.24 km) |
| Witham to Rossville (Maryland) | 3,646.24 mi (5,868.06 km) |
| Witham to Roswell (Georgia) | 4,215.44 mi (6,784.10 km) |
| Witham to Roswell (New Mexico) | 5,023.99 mi (8,085.33 km) |
| Witham to Round Lake (Illinois) | 3,963.27 mi (6,378.26 km) |
| Witham to Round Lake Beach (Illinois) | 3,960.67 mi (6,374.08 km) |
| Witham to Round Rock (Texas) | 4,919.53 mi (7,917.22 km) |
| Witham to Rowland Heights (California) | 5,444.85 mi (8,762.64 km) |
| Witham to Rowlett (Texas) | 4,751.69 mi (7,647.11 km) |
