| Westbrook to Rosemead (California) | 2,613.65 mi (4,206.26 km) |
| Westbrook to Rosemont (California) | 2,636.21 mi (4,242.58 km) |
| Westbrook to Rosemount (Minnesota) | 1,123.30 mi (1,807.78 km) |
| Westbrook to Rosenberg (Texas) | 1,706.35 mi (2,746.11 km) |
| Westbrook to Roseville (California) | 2,628.10 mi (4,229.52 km) |
| Westbrook to Roseville (Michigan) | 639.44 mi (1,029.08 km) |
| Westbrook to Roseville (Minnesota) | 1,126.36 mi (1,812.70 km) |
| Westbrook to Rossmoor (California) | 2,623.06 mi (4,221.40 km) |
| Westbrook to Rossville (Maryland) | 435.83 mi (701.40 km) |
| Westbrook to Roswell (Georgia) | 1,003.53 mi (1,615.03 km) |
| Westbrook to Roswell (New Mexico) | 1,963.06 mi (3,159.24 km) |
| Westbrook to Round Lake (Illinois) | 899.86 mi (1,448.19 km) |
| Westbrook to Round Lake Beach (Illinois) | 898.12 mi (1,445.38 km) |
| Westbrook to Round Rock (Texas) | 1,746.20 mi (2,810.23 km) |
| Westbrook to Rowland Heights (California) | 2,607.40 mi (4,196.20 km) |
