| Santa Monica to Castle Pines (Colorado) | 840.82 mi (1,353.17 km) |
| Santa Monica to Castle Rock (Colorado) | 839.42 mi (1,350.92 km) |
| Santa Monica to Castro Valley (California) | 324.06 mi (521.52 km) |
| Santa Monica to Catalina Foothills (Arizona) | 455.05 mi (732.33 km) |
| Santa Monica to Cataño (Puerto Rico) | 3,378.62 mi (5,437.36 km) |
| Santa Monica to Cathedral City (California) | 116.34 mi (187.23 km) |
| Santa Monica to Catonsville (Maryland) | 2,321.32 mi (3,735.80 km) |
| Santa Monica to Cave Spring (Virginia) | 2,157.28 mi (3,471.80 km) |
| Santa Monica to Cayce (South Carolina) | 2,132.62 mi (3,432.12 km) |
| Santa Monica to Cayey (Puerto Rico) | 3,388.54 mi (5,453.32 km) |
| Santa Monica to Cedar City (Utah) | 393.45 mi (633.19 km) |
| Santa Monica to Cedar Falls (Iowa) | 1,521.21 mi (2,448.15 km) |
| Santa Monica to Cedar Hill (Texas) | 1,244.53 mi (2,002.87 km) |
| Santa Monica to Cedar Lake (Indiana) | 1,760.68 mi (2,833.54 km) |
| Santa Monica to Cedar Mill (Oregon) | 827.48 mi (1,331.69 km) |
