| Parkway to Rockville (Maryland) | 2,361.73 mi (3,800.84 km) |
| Parkway to Rockville Centre (New York) | 2,518.96 mi (4,053.87 km) |
| Parkway to Rockwall (Texas) | 1,450.38 mi (2,334.16 km) |
| Parkway to Rocky Mount (North Carolina) | 2,384.96 mi (3,838.22 km) |
| Parkway to Rocky Point (New York) | 2,550.70 mi (4,104.96 km) |
| Parkway to Rocky River (Ohio) | 2,088.11 mi (3,360.49 km) |
| Parkway to Roessleville (New York) | 2,483.64 mi (3,997.03 km) |
| Parkway to Rogers (Arkansas) | 1,500.28 mi (2,414.47 km) |
| Parkway to Rogers (Minnesota) | 1,498.59 mi (2,411.74 km) |
| Parkway to Rohnert Park (California) | 68.17 mi (109.71 km) |
| Parkway to Rolla (Missouri) | 1,605.09 mi (2,583.14 km) |
| Parkway to Rolling Meadows (Illinois) | 1,767.58 mi (2,844.64 km) |
| Parkway to Roma (Texas) | 1,545.60 mi (2,487.41 km) |
| Parkway to Rome (Georgia) | 2,025.16 mi (3,259.17 km) |
| Parkway to Rome (New York) | 2,393.30 mi (3,851.64 km) |
