| Riverdale to Castle Pines (Colorado) | 1,203.80 mi (1,937.32 km) |
| Riverdale to Castle Rock (Colorado) | 1,201.54 mi (1,933.69 km) |
| Riverdale to Castro Valley (California) | 2,119.33 mi (3,410.72 km) |
| Riverdale to Catalina Foothills (Arizona) | 1,533.49 mi (2,467.92 km) |
| Riverdale to Cataño (Puerto Rico) | 1,537.55 mi (2,474.44 km) |
| Riverdale to Cathedral City (California) | 1,835.08 mi (2,953.27 km) |
| Riverdale to Catonsville (Maryland) | 580.03 mi (933.46 km) |
| Riverdale to Cave Spring (Virginia) | 354.18 mi (569.99 km) |
| Riverdale to Cayce (South Carolina) | 195.23 mi (314.19 km) |
| Riverdale to Cayey (Puerto Rico) | 1,552.90 mi (2,499.16 km) |
| Riverdale to Cedar City (Utah) | 1,629.43 mi (2,622.31 km) |
| Riverdale to Cedar Falls (Iowa) | 757.11 mi (1,218.45 km) |
| Riverdale to Cedar Hill (Texas) | 729.28 mi (1,173.66 km) |
| Riverdale to Cedar Lake (Indiana) | 564.21 mi (908.01 km) |
| Riverdale to Cedar Mill (Oregon) | 2,180.84 mi (3,509.73 km) |
