| Seaford to Ridgeland (Mississippi) | 4,532.90 mi (7,295.00 km) |
| Seaford to Ridgewood (New Jersey) | 3,479.84 mi (5,600.26 km) |
| Seaford to Rifle (Colorado) | 4,830.72 mi (7,774.29 km) |
| Seaford to Rincon (Georgia) | 4,171.17 mi (6,712.85 km) |
| Seaford to Ringwood (New Jersey) | 3,481.25 mi (5,602.54 km) |
| Seaford to Río Grande (Puerto Rico) | 4,196.00 mi (6,752.81 km) |
| Seaford to Rio Grande City (Texas) | 5,192.22 mi (8,356.08 km) |
| Seaford to Rio Linda (California) | 5,316.13 mi (8,555.49 km) |
| Seaford to Rio Rancho (New Mexico) | 5,019.32 mi (8,077.81 km) |
| Seaford to Rio Rico (Arizona) | 5,378.18 mi (8,655.35 km) |
| Seaford to Ripon (California) | 5,361.22 mi (8,628.06 km) |
| Seaford to River Edge (New Jersey) | 3,479.12 mi (5,599.11 km) |
| Seaford to River Falls (Wisconsin) | 4,029.90 mi (6,485.50 km) |
| Seaford to River Forest (Illinois) | 3,986.68 mi (6,415.94 km) |
| Seaford to River Grove (Illinois) | 3,986.05 mi (6,414.92 km) |
