| Elk River to Rockville (Maryland) | 941.93 mi (1,515.89 km) |
| Elk River to Rockville Centre (New York) | 1,054.21 mi (1,696.59 km) |
| Elk River to Rockwall (Texas) | 871.29 mi (1,402.20 km) |
| Elk River to Rocky Mount (North Carolina) | 1,046.22 mi (1,683.73 km) |
| Elk River to Rocky Point (New York) | 1,080.23 mi (1,738.46 km) |
| Elk River to Rocky River (Ohio) | 644.95 mi (1,037.94 km) |
| Elk River to Roessleville (New York) | 996.47 mi (1,603.66 km) |
| Elk River to Rogers (Arkansas) | 623.58 mi (1,003.56 km) |
| Elk River to Rogers (Minnesota) | 10.03 mi (16.14 km) |
| Elk River to Rohnert Park (California) | 1,565.23 mi (2,518.99 km) |
| Elk River to Rolla (Missouri) | 518.70 mi (834.77 km) |
| Elk River to Rolling Meadows (Illinois) | 356.58 mi (573.86 km) |
| Elk River to Roma (Texas) | 1,341.07 mi (2,158.25 km) |
| Elk River to Rome (Georgia) | 883.39 mi (1,421.68 km) |
| Elk River to Rome (New York) | 903.95 mi (1,454.77 km) |
