| Cities | Distance |
|---|---|
| Groslay to Rhosllanerchrugog | 363.63 mi (585.20 km) |
| Groslay to Rhyl | 391.40 mi (629.89 km) |
| Groslay to Rhymney | 313.20 mi (504.04 km) |
| Groslay to Richmond | 206.81 mi (332.84 km) |
| Groslay to Rickmansworth | 221.19 mi (355.97 km) |
| Groslay to Ripley | 324.56 mi (522.32 km) |
| Groslay to Ripon | 392.65 mi (631.91 km) |
| Groslay to Risca | 300.46 mi (483.54 km) |
| Groslay to Rochdale | 374.10 mi (602.06 km) |
| Groslay to Rochester | 184.08 mi (296.24 km) |
| Groslay to Rock Ferry | 381.34 mi (613.71 km) |
| Groslay to Rogerstone | 298.46 mi (480.32 km) |
| Groslay to Romford | 202.85 mi (326.46 km) |
| Groslay to Romsey | 219.62 mi (353.44 km) |
| Groslay to Ross on Wye | 296.49 mi (477.15 km) |