| Mont-de-Marsan to Rockville (Maryland) | 3,835.70 mi (6,172.97 km) |
| Mont-de-Marsan to Rockville Centre (New York) | 3,619.61 mi (5,825.19 km) |
| Mont-de-Marsan to Rockwall (Texas) | 4,953.28 mi (7,971.54 km) |
| Mont-de-Marsan to Rocky Mount (North Carolina) | 3,981.87 mi (6,408.21 km) |
| Mont-de-Marsan to Rocky Point (New York) | 3,578.41 mi (5,758.90 km) |
| Mont-de-Marsan to Rocky River (Ohio) | 3,958.76 mi (6,371.02 km) |
| Mont-de-Marsan to Roessleville (New York) | 3,559.09 mi (5,727.80 km) |
| Mont-de-Marsan to Rogers (Arkansas) | 4,702.66 mi (7,568.20 km) |
| Mont-de-Marsan to Rogers (Minnesota) | 4,305.88 mi (6,929.64 km) |
| Mont-de-Marsan to Rohnert Park (California) | 5,706.35 mi (9,183.49 km) |
| Mont-de-Marsan to Rolla (Missouri) | 4,529.48 mi (7,289.50 km) |
| Mont-de-Marsan to Rolling Meadows (Illinois) | 4,201.77 mi (6,762.09 km) |
| Mont-de-Marsan to Roma (Texas) | 5,368.80 mi (8,640.26 km) |
| Mont-de-Marsan to Rome (Georgia) | 4,390.52 mi (7,065.86 km) |
| Mont-de-Marsan to Rome (New York) | 3,617.21 mi (5,821.33 km) |
