| Grinon to Romeoville (Illinois) | 4,208.68 mi (6,773.22 km) |
| Grinon to Romulus (Michigan) | 3,975.17 mi (6,397.42 km) |
| Grinon to Ronkonkoma (New York) | 3,538.18 mi (5,694.14 km) |
| Grinon to Roosevelt (New York) | 3,563.62 mi (5,735.10 km) |
| Grinon to Rosamond (California) | 5,779.56 mi (9,301.30 km) |
| Grinon to Rosaryville (Maryland) | 3,775.79 mi (6,076.54 km) |
| Grinon to Roscoe (Illinois) | 4,222.11 mi (6,794.82 km) |
| Grinon to Rose Hill (Virginia) | 3,788.76 mi (6,097.42 km) |
| Grinon to Roseburg (Oregon) | 5,549.48 mi (8,931.02 km) |
| Grinon to Rosedale (California) | 5,792.66 mi (9,322.38 km) |
| Grinon to Rosedale (Maryland) | 3,743.39 mi (6,024.41 km) |
| Grinon to Roselle (Illinois) | 4,196.19 mi (6,753.11 km) |
| Grinon to Roselle (New Jersey) | 3,596.75 mi (5,788.41 km) |
| Grinon to Roselle Park (New Jersey) | 3,596.71 mi (5,788.35 km) |
| Grinon to Rosemead (California) | 5,813.57 mi (9,356.04 km) |
