| Mercerville to Rosemont (California) | 2,465.41 mi (3,967.70 km) |
| Mercerville to Rosemount (Minnesota) | 984.10 mi (1,583.75 km) |
| Mercerville to Rosenberg (Texas) | 1,401.45 mi (2,255.42 km) |
| Mercerville to Roseville (California) | 2,458.91 mi (3,957.23 km) |
| Mercerville to Roseville (Michigan) | 455.17 mi (732.53 km) |
| Mercerville to Roseville (Minnesota) | 992.34 mi (1,597.02 km) |
| Mercerville to Rossmoor (California) | 2,410.42 mi (3,879.19 km) |
| Mercerville to Rossville (Maryland) | 112.54 mi (181.11 km) |
| Mercerville to Roswell (Georgia) | 682.21 mi (1,097.91 km) |
| Mercerville to Roswell (New Mexico) | 1,708.34 mi (2,749.31 km) |
| Mercerville to Round Lake (Illinois) | 710.66 mi (1,143.69 km) |
| Mercerville to Round Lake Beach (Illinois) | 709.72 mi (1,142.19 km) |
| Mercerville to Round Rock (Texas) | 1,451.56 mi (2,336.06 km) |
| Mercerville to Rowland Heights (California) | 2,395.44 mi (3,855.09 km) |
| Mercerville to Rowlett (Texas) | 1,309.57 mi (2,107.55 km) |
