| Westmont to Rome (New York) | 2,371.56 mi (3,816.66 km) |
| Westmont to Romeoville (Illinois) | 1,722.38 mi (2,771.91 km) |
| Westmont to Romulus (Michigan) | 1,968.78 mi (3,168.45 km) |
| Westmont to Ronkonkoma (New York) | 2,497.34 mi (4,019.08 km) |
| Westmont to Roosevelt (New York) | 2,473.94 mi (3,981.43 km) |
| Westmont to Rosamond (California) | 64.04 mi (103.06 km) |
| Westmont to Rosaryville (Maryland) | 2,311.97 mi (3,720.76 km) |
| Westmont to Roscoe (Illinois) | 1,685.24 mi (2,712.13 km) |
| Westmont to Rose Hill (Virginia) | 2,296.73 mi (3,696.23 km) |
| Westmont to Roseburg (Oregon) | 696.53 mi (1,120.95 km) |
| Westmont to Rosedale (California) | 112.40 mi (180.89 km) |
| Westmont to Rosedale (Maryland) | 2,325.99 mi (3,743.32 km) |
| Westmont to Roselle (Illinois) | 1,726.60 mi (2,778.70 km) |
| Westmont to Roselle (New Jersey) | 2,438.70 mi (3,924.70 km) |
| Westmont to Roselle Park (New Jersey) | 2,438.29 mi (3,924.05 km) |
