| Richmond Hill to Castle Pines (Colorado) | 1,416.35 mi (2,279.39 km) |
| Richmond Hill to Castle Rock (Colorado) | 1,414.00 mi (2,275.62 km) |
| Richmond Hill to Castro Valley (California) | 2,327.85 mi (3,746.31 km) |
| Richmond Hill to Catalina Foothills (Arizona) | 1,725.46 mi (2,776.86 km) |
| Richmond Hill to Cataño (Puerto Rico) | 1,325.60 mi (2,133.35 km) |
| Richmond Hill to Cathedral City (California) | 2,034.46 mi (3,274.14 km) |
| Richmond Hill to Catonsville (Maryland) | 569.69 mi (916.82 km) |
| Richmond Hill to Cave Spring (Virginia) | 375.28 mi (603.95 km) |
| Richmond Hill to Cayce (South Carolina) | 142.14 mi (228.75 km) |
| Richmond Hill to Cayey (Puerto Rico) | 1,341.27 mi (2,158.57 km) |
| Richmond Hill to Cedar City (Utah) | 1,837.79 mi (2,957.64 km) |
| Richmond Hill to Cedar Falls (Iowa) | 954.32 mi (1,535.82 km) |
| Richmond Hill to Cedar Hill (Texas) | 914.77 mi (1,472.18 km) |
| Richmond Hill to Cedar Lake (Indiana) | 736.63 mi (1,185.49 km) |
| Richmond Hill to Cedar Mill (Oregon) | 2,394.27 mi (3,853.21 km) |
