| Groslay to Romeoville (Illinois) | 4,157.10 mi (6,690.21 km) |
| Groslay to Romulus (Michigan) | 3,944.02 mi (6,347.28 km) |
| Groslay to Ronkonkoma (New York) | 3,582.53 mi (5,765.53 km) |
| Groslay to Roosevelt (New York) | 3,606.98 mi (5,804.88 km) |
| Groslay to Rosamond (California) | 5,591.94 mi (8,999.36 km) |
| Groslay to Rosaryville (Maryland) | 3,824.12 mi (6,154.33 km) |
| Groslay to Roscoe (Illinois) | 4,156.50 mi (6,689.24 km) |
| Groslay to Rose Hill (Virginia) | 3,835.15 mi (6,172.08 km) |
| Groslay to Roseburg (Oregon) | 5,268.18 mi (8,478.32 km) |
| Groslay to Rosedale (California) | 5,594.10 mi (9,002.84 km) |
| Groslay to Rosedale (Maryland) | 3,786.79 mi (6,094.26 km) |
| Groslay to Roselle (Illinois) | 4,140.82 mi (6,664.00 km) |
| Groslay to Roselle (New Jersey) | 3,636.60 mi (5,852.54 km) |
| Groslay to Roselle Park (New Jersey) | 3,636.36 mi (5,852.16 km) |
| Groslay to Rosemead (California) | 5,632.76 mi (9,065.05 km) |
