| Westmont to Rowlett (Texas) | 1,254.01 mi (2,018.13 km) |
| Westmont to Roy (Utah) | 605.28 mi (974.11 km) |
| Westmont to Royal Kunia (Hawaii) | 2,562.02 mi (4,123.17 km) |
| Westmont to Royal Oak (Michigan) | 1,981.42 mi (3,188.79 km) |
| Westmont to Royal Palm Beach (Florida) | 2,311.64 mi (3,720.22 km) |
| Westmont to Royse City (Texas) | 1,266.58 mi (2,038.37 km) |
| Westmont to Ruskin (Florida) | 2,160.73 mi (3,477.36 km) |
| Westmont to Russellville (Alabama) | 1,740.40 mi (2,800.90 km) |
| Westmont to Russellville (Arkansas) | 1,430.12 mi (2,301.55 km) |
| Westmont to Ruston (Louisiana) | 1,482.55 mi (2,385.94 km) |
| Westmont to Rutherford (New Jersey) | 2,446.07 mi (3,936.56 km) |
| Westmont to Rutland (Vermont) | 2,497.84 mi (4,019.89 km) |
| Westmont to Sabana Grande (Puerto Rico) | 3,333.16 mi (5,364.19 km) |
| Westmont to Sachse (Texas) | 1,251.64 mi (2,014.32 km) |
| Westmont to Saco (Maine) | 2,623.85 mi (4,222.67 km) |
