| Mount Washington to Rosemont (California) | 1,929.21 mi (3,104.76 km) |
| Mount Washington to Rosemount (Minnesota) | 604.50 mi (972.85 km) |
| Mount Washington to Rosenberg (Texas) | 830.95 mi (1,337.28 km) |
| Mount Washington to Roseville (California) | 1,924.61 mi (3,097.36 km) |
| Mount Washington to Roseville (Michigan) | 337.88 mi (543.77 km) |
| Mount Washington to Roseville (Minnesota) | 621.17 mi (999.68 km) |
| Mount Washington to Rossmoor (California) | 1,834.07 mi (2,951.64 km) |
| Mount Washington to Rossville (Maryland) | 497.65 mi (800.89 km) |
| Mount Washington to Roswell (Georgia) | 284.69 mi (458.17 km) |
| Mount Washington to Roswell (New Mexico) | 1,110.04 mi (1,786.44 km) |
| Mount Washington to Round Lake (Illinois) | 326.17 mi (524.92 km) |
| Mount Washington to Round Lake Beach (Illinois) | 327.86 mi (527.64 km) |
| Mount Washington to Round Rock (Texas) | 863.33 mi (1,389.40 km) |
| Mount Washington to Rowland Heights (California) | 1,819.77 mi (2,928.64 km) |
| Mount Washington to Rowlett (Texas) | 712.10 mi (1,146.01 km) |
