| Rialto to Roy (Utah) | 567.97 mi (914.05 km) |
| Rialto to Royal Kunia (Hawaii) | 2,615.54 mi (4,209.30 km) |
| Rialto to Royal Oak (Michigan) | 1,929.52 mi (3,105.26 km) |
| Rialto to Royal Palm Beach (Florida) | 2,259.95 mi (3,637.04 km) |
| Rialto to Royse City (Texas) | 1,213.82 mi (1,953.45 km) |
| Rialto to Ruskin (Florida) | 2,108.95 mi (3,394.02 km) |
| Rialto to Russellville (Alabama) | 1,686.84 mi (2,714.71 km) |
| Rialto to Russellville (Arkansas) | 1,376.52 mi (2,215.29 km) |
| Rialto to Ruston (Louisiana) | 1,429.73 mi (2,300.93 km) |
| Rialto to Rutherford (New Jersey) | 2,393.43 mi (3,851.86 km) |
| Rialto to Rutland (Vermont) | 2,446.28 mi (3,936.91 km) |
| Rialto to Sabana Grande (Puerto Rico) | 3,282.48 mi (5,282.63 km) |
| Rialto to Sachse (Texas) | 1,198.89 mi (1,929.43 km) |
| Rialto to Saco (Maine) | 2,572.27 mi (4,139.66 km) |
| Rialto to Sacramento (California) | 382.11 mi (614.95 km) |
