| Seaford to Rockville (Maryland) | 3,687.46 mi (5,934.39 km) |
| Seaford to Rockville Centre (New York) | 3,473.71 mi (5,590.40 km) |
| Seaford to Rockwall (Texas) | 4,758.40 mi (7,657.91 km) |
| Seaford to Rocky Mount (North Carolina) | 3,854.75 mi (6,203.62 km) |
| Seaford to Rocky Point (New York) | 3,433.20 mi (5,525.20 km) |
| Seaford to Rocky River (Ohio) | 3,772.34 mi (6,070.99 km) |
| Seaford to Roessleville (New York) | 3,395.28 mi (5,464.17 km) |
| Seaford to Rogers (Arkansas) | 4,498.24 mi (7,239.22 km) |
| Seaford to Rogers (Minnesota) | 4,049.29 mi (6,516.71 km) |
| Seaford to Rohnert Park (California) | 5,372.97 mi (8,646.96 km) |
| Seaford to Rolla (Missouri) | 4,325.55 mi (6,961.31 km) |
| Seaford to Rolling Meadows (Illinois) | 3,986.34 mi (6,415.40 km) |
| Seaford to Roma (Texas) | 5,197.72 mi (8,364.92 km) |
| Seaford to Rome (Georgia) | 4,240.54 mi (6,824.49 km) |
| Seaford to Rome (New York) | 3,442.23 mi (5,539.74 km) |
