| Santa Margarita to Castle Rock (Colorado) | 5,332.51 mi (8,581.85 km) |
| Santa Margarita to Castro Valley (California) | 6,059.34 mi (9,751.57 km) |
| Santa Margarita to Catalina Foothills (Arizona) | 5,913.14 mi (9,516.29 km) |
| Santa Margarita to Cataño (Puerto Rico) | 4,323.22 mi (6,957.55 km) |
| Santa Margarita to Cathedral City (California) | 6,058.58 mi (9,750.35 km) |
| Santa Margarita to Catonsville (Maryland) | 4,102.87 mi (6,602.93 km) |
| Santa Margarita to Cave Spring (Virginia) | 4,326.43 mi (6,962.71 km) |
| Santa Margarita to Cayce (South Carolina) | 4,494.60 mi (7,233.35 km) |
| Santa Margarita to Cayey (Puerto Rico) | 4,337.30 mi (6,980.21 km) |
| Santa Margarita to Cedar City (Utah) | 5,735.46 mi (9,230.33 km) |
| Santa Margarita to Cedar Falls (Iowa) | 4,688.88 mi (7,546.02 km) |
| Santa Margarita to Cedar Hill (Texas) | 5,296.72 mi (8,524.25 km) |
| Santa Margarita to Cedar Lake (Indiana) | 4,516.73 mi (7,268.98 km) |
| Santa Margarita to Cedar Mill (Oregon) | 5,662.85 mi (9,113.47 km) |
| Santa Margarita to Cedar Park (Texas) | 5,426.45 mi (8,733.02 km) |
