| Mentor to Roy (Utah) | 1,582.93 mi (2,547.47 km) |
| Mentor to Royal Kunia (Hawaii) | 4,577.51 mi (7,366.79 km) |
| Mentor to Royal Oak (Michigan) | 109.02 mi (175.45 km) |
| Mentor to Royal Palm Beach (Florida) | 1,037.32 mi (1,669.40 km) |
| Mentor to Royse City (Texas) | 1,017.26 mi (1,637.11 km) |
| Mentor to Ruskin (Florida) | 968.06 mi (1,557.94 km) |
| Mentor to Russellville (Alabama) | 605.53 mi (974.51 km) |
| Mentor to Russellville (Arkansas) | 775.89 mi (1,248.68 km) |
| Mentor to Ruston (Louisiana) | 886.12 mi (1,426.08 km) |
| Mentor to Rutherford (New Jersey) | 380.23 mi (611.91 km) |
| Mentor to Rutland (Vermont) | 444.74 mi (715.74 km) |
| Mentor to Sabana Grande (Puerto Rico) | 1,838.32 mi (2,958.48 km) |
| Mentor to Sachse (Texas) | 1,028.98 mi (1,655.98 km) |
| Mentor to Saco (Maine) | 567.03 mi (912.55 km) |
| Mentor to Sacramento (California) | 2,111.87 mi (3,398.73 km) |
