| Seal Beach to Rowlett (Texas) | 1,241.50 mi (1,998.00 km) |
| Seal Beach to Roy (Utah) | 609.33 mi (980.62 km) |
| Seal Beach to Royal Kunia (Hawaii) | 2,573.04 mi (4,140.90 km) |
| Seal Beach to Royal Oak (Michigan) | 1,975.83 mi (3,179.78 km) |
| Seal Beach to Royal Palm Beach (Florida) | 2,297.97 mi (3,698.23 km) |
| Seal Beach to Royse City (Texas) | 1,254.15 mi (2,018.35 km) |
| Seal Beach to Ruskin (Florida) | 2,147.17 mi (3,455.53 km) |
| Seal Beach to Russellville (Alabama) | 1,729.67 mi (2,783.63 km) |
| Seal Beach to Russellville (Arkansas) | 1,419.63 mi (2,284.67 km) |
| Seal Beach to Ruston (Louisiana) | 1,470.17 mi (2,366.02 km) |
| Seal Beach to Rutherford (New Jersey) | 2,439.41 mi (3,925.85 km) |
| Seal Beach to Rutland (Vermont) | 2,492.66 mi (4,011.56 km) |
| Seal Beach to Sabana Grande (Puerto Rico) | 3,318.71 mi (5,340.96 km) |
| Seal Beach to Sachse (Texas) | 1,239.17 mi (1,994.26 km) |
| Seal Beach to Saco (Maine) | 2,618.65 mi (4,214.30 km) |
