| Rialto to Castle Pines (Colorado) | 783.95 mi (1,261.65 km) |
| Rialto to Castle Rock (Colorado) | 782.36 mi (1,259.09 km) |
| Rialto to Castro Valley (California) | 360.41 mi (580.02 km) |
| Rialto to Catalina Foothills (Arizona) | 396.28 mi (637.75 km) |
| Rialto to Cataño (Puerto Rico) | 3,316.96 mi (5,338.13 km) |
| Rialto to Cathedral City (California) | 56.45 mi (90.85 km) |
| Rialto to Catonsville (Maryland) | 2,260.71 mi (3,638.26 km) |
| Rialto to Cave Spring (Virginia) | 2,095.61 mi (3,372.56 km) |
| Rialto to Cayce (South Carolina) | 2,069.98 mi (3,331.32 km) |
| Rialto to Cayey (Puerto Rico) | 3,326.96 mi (5,354.22 km) |
| Rialto to Cedar City (Utah) | 344.08 mi (553.75 km) |
| Rialto to Cedar Falls (Iowa) | 1,464.09 mi (2,356.23 km) |
| Rialto to Cedar Hill (Texas) | 1,181.94 mi (1,902.14 km) |
| Rialto to Cedar Lake (Indiana) | 1,701.64 mi (2,738.53 km) |
| Rialto to Cedar Mill (Oregon) | 839.02 mi (1,350.27 km) |
