| Westbrook to Rome (New York) | 259.62 mi (417.81 km) |
| Westbrook to Romeoville (Illinois) | 911.01 mi (1,466.13 km) |
| Westbrook to Romulus (Michigan) | 665.05 mi (1,070.30 km) |
| Westbrook to Ronkonkoma (New York) | 244.91 mi (394.15 km) |
| Westbrook to Roosevelt (New York) | 265.95 mi (428.01 km) |
| Westbrook to Rosamond (California) | 2,593.75 mi (4,174.24 km) |
| Westbrook to Rosaryville (Maryland) | 478.31 mi (769.77 km) |
| Westbrook to Roscoe (Illinois) | 943.78 mi (1,518.87 km) |
| Westbrook to Rose Hill (Virginia) | 487.69 mi (784.87 km) |
| Westbrook to Roseburg (Oregon) | 2,611.49 mi (4,202.79 km) |
| Westbrook to Rosedale (California) | 2,626.10 mi (4,226.29 km) |
| Westbrook to Rosedale (Maryland) | 438.53 mi (705.74 km) |
| Westbrook to Roselle (Illinois) | 904.40 mi (1,455.49 km) |
| Westbrook to Roselle (New Jersey) | 290.10 mi (466.88 km) |
| Westbrook to Roselle Park (New Jersey) | 289.70 mi (466.22 km) |
