| Arcos de Valdevez to Rockville (Maryland) | 3,518.76 mi (5,662.89 km) |
| Arcos de Valdevez to Rockville Centre (New York) | 3,303.48 mi (5,316.43 km) |
| Arcos de Valdevez to Rockwall (Texas) | 4,657.46 mi (7,495.47 km) |
| Arcos de Valdevez to Rocky Mount (North Carolina) | 3,650.55 mi (5,875.00 km) |
| Arcos de Valdevez to Rocky Point (New York) | 3,262.32 mi (5,250.19 km) |
| Arcos de Valdevez to Rocky River (Ohio) | 3,666.22 mi (5,900.21 km) |
| Arcos de Valdevez to Roessleville (New York) | 3,255.46 mi (5,239.15 km) |
| Arcos de Valdevez to Rogers (Arkansas) | 4,415.84 mi (7,106.61 km) |
| Arcos de Valdevez to Rogers (Minnesota) | 4,064.77 mi (6,541.61 km) |
| Arcos de Valdevez to Rohnert Park (California) | 5,527.20 mi (8,895.17 km) |
| Arcos de Valdevez to Rolla (Missouri) | 4,243.88 mi (6,829.86 km) |
| Arcos de Valdevez to Rolling Meadows (Illinois) | 3,928.07 mi (6,321.63 km) |
| Arcos de Valdevez to Roma (Texas) | 5,053.75 mi (8,133.23 km) |
| Arcos de Valdevez to Rome (Georgia) | 4,069.53 mi (6,549.28 km) |
| Arcos de Valdevez to Rome (New York) | 3,320.52 mi (5,343.87 km) |
