| Conwy to Rockville (Maryland) | 3,476.67 mi (5,595.16 km) |
| Conwy to Rockville Centre (New York) | 3,264.31 mi (5,253.40 km) |
| Conwy to Rockwall (Texas) | 4,534.04 mi (7,296.82 km) |
| Conwy to Rocky Mount (North Carolina) | 3,649.18 mi (5,872.79 km) |
| Conwy to Rocky Point (New York) | 3,224.13 mi (5,188.74 km) |
| Conwy to Rocky River (Ohio) | 3,551.82 mi (5,716.10 km) |
| Conwy to Roessleville (New York) | 3,181.39 mi (5,119.96 km) |
| Conwy to Rogers (Arkansas) | 4,272.38 mi (6,875.73 km) |
| Conwy to Rogers (Minnesota) | 3,815.04 mi (6,139.72 km) |
| Conwy to Rohnert Park (California) | 5,132.22 mi (8,259.51 km) |
| Conwy to Rolla (Missouri) | 4,100.09 mi (6,598.46 km) |
| Conwy to Rolling Meadows (Illinois) | 3,759.20 mi (6,049.84 km) |
| Conwy to Roma (Texas) | 4,977.69 mi (8,010.81 km) |
| Conwy to Rome (Georgia) | 4,027.66 mi (6,481.89 km) |
| Conwy to Rome (New York) | 3,225.37 mi (5,190.74 km) |
