| Grimsby to Rockville (Maryland) | 3,619.51 mi (5,825.03 km) |
| Grimsby to Rockville Centre (New York) | 3,408.00 mi (5,484.64 km) |
| Grimsby to Rockwall (Texas) | 4,666.68 mi (7,510.29 km) |
| Grimsby to Rocky Mount (North Carolina) | 3,794.48 mi (6,106.63 km) |
| Grimsby to Rocky Point (New York) | 3,368.01 mi (5,420.30 km) |
| Grimsby to Rocky River (Ohio) | 3,688.31 mi (5,935.77 km) |
| Grimsby to Roessleville (New York) | 3,322.66 mi (5,347.31 km) |
| Grimsby to Rogers (Arkansas) | 4,403.71 mi (7,087.09 km) |
| Grimsby to Rogers (Minnesota) | 3,935.59 mi (6,333.73 km) |
| Grimsby to Rohnert Park (California) | 5,225.75 mi (8,410.03 km) |
| Grimsby to Rolla (Missouri) | 4,231.91 mi (6,810.61 km) |
| Grimsby to Rolling Meadows (Illinois) | 3,889.51 mi (6,259.55 km) |
| Grimsby to Roma (Texas) | 5,113.80 mi (8,229.87 km) |
| Grimsby to Rome (Georgia) | 4,169.03 mi (6,709.41 km) |
| Grimsby to Rome (New York) | 3,364.74 mi (5,415.02 km) |
