| Westmont to Rockport (Texas) | 1,319.26 mi (2,123.15 km) |
| Westmont to Rockville (Maryland) | 2,292.66 mi (3,689.67 km) |
| Westmont to Rockville Centre (New York) | 2,471.16 mi (3,976.95 km) |
| Westmont to Rockwall (Texas) | 1,260.37 mi (2,028.37 km) |
| Westmont to Rocky Mount (North Carolina) | 2,281.18 mi (3,671.20 km) |
| Westmont to Rocky Point (New York) | 2,506.53 mi (4,033.87 km) |
| Westmont to Rocky River (Ohio) | 2,042.88 mi (3,287.70 km) |
| Westmont to Roessleville (New York) | 2,457.21 mi (3,954.49 km) |
| Westmont to Rogers (Arkansas) | 1,370.84 mi (2,206.15 km) |
| Westmont to Rogers (Minnesota) | 1,519.81 mi (2,445.90 km) |
| Westmont to Rohnert Park (California) | 390.79 mi (628.92 km) |
| Westmont to Rolla (Missouri) | 1,504.87 mi (2,421.86 km) |
| Westmont to Rolling Meadows (Illinois) | 1,730.69 mi (2,785.28 km) |
| Westmont to Roma (Texas) | 1,261.56 mi (2,030.28 km) |
| Westmont to Rome (Georgia) | 1,886.22 mi (3,035.57 km) |
