| Riverdale to Roy (Utah) | 1,598.02 mi (2,571.76 km) |
| Riverdale to Royal Kunia (Hawaii) | 4,500.16 mi (7,242.31 km) |
| Riverdale to Royal Oak (Michigan) | 621.75 mi (1,000.62 km) |
| Riverdale to Royal Palm Beach (Florida) | 535.80 mi (862.29 km) |
| Riverdale to Royse City (Texas) | 688.68 mi (1,108.32 km) |
| Riverdale to Ruskin (Florida) | 421.60 mi (678.51 km) |
| Riverdale to Russellville (Alabama) | 200.80 mi (323.15 km) |
| Riverdale to Russellville (Arkansas) | 511.14 mi (822.61 km) |
| Riverdale to Ruston (Louisiana) | 481.57 mi (775.01 km) |
| Riverdale to Rutherford (New Jersey) | 756.02 mi (1,216.69 km) |
| Riverdale to Rutland (Vermont) | 927.14 mi (1,492.09 km) |
| Riverdale to Sabana Grande (Puerto Rico) | 1,518.99 mi (2,444.58 km) |
| Riverdale to Sachse (Texas) | 703.78 mi (1,132.63 km) |
| Riverdale to Saco (Maine) | 1,018.70 mi (1,639.44 km) |
| Riverdale to Sacramento (California) | 2,084.06 mi (3,353.97 km) |
