| Martin to Rockville (Maryland) | 4,491.87 mi (7,228.97 km) |
| Martin to Rockville Centre (New York) | 4,281.09 mi (6,889.75 km) |
| Martin to Rockwall (Texas) | 5,522.18 mi (8,887.09 km) |
| Martin to Rocky Mount (North Carolina) | 4,668.43 mi (7,513.11 km) |
| Martin to Rocky Point (New York) | 4,241.25 mi (6,825.63 km) |
| Martin to Rocky River (Ohio) | 4,552.49 mi (7,326.52 km) |
| Martin to Roessleville (New York) | 4,193.65 mi (6,749.03 km) |
| Martin to Rogers (Arkansas) | 5,256.88 mi (8,460.12 km) |
| Martin to Rogers (Minnesota) | 4,763.90 mi (7,666.76 km) |
| Martin to Rohnert Park (California) | 5,957.29 mi (9,587.34 km) |
| Martin to Rolla (Missouri) | 5,086.46 mi (8,185.87 km) |
| Martin to Rolling Meadows (Illinois) | 4,741.55 mi (7,630.78 km) |
| Martin to Roma (Texas) | 5,975.70 mi (9,616.96 km) |
| Martin to Rome (Georgia) | 5,039.71 mi (8,110.63 km) |
| Martin to Rome (New York) | 4,233.45 mi (6,813.08 km) |
