| Altadena to Castle Rock (Colorado) | 816.42 mi (1,313.89 km) |
| Altadena to Castro Valley (California) | 327.48 mi (527.03 km) |
| Altadena to Catalina Foothills (Arizona) | 438.69 mi (706.00 km) |
| Altadena to Cataño (Puerto Rico) | 3,359.88 mi (5,407.20 km) |
| Altadena to Cathedral City (California) | 98.78 mi (158.98 km) |
| Altadena to Catonsville (Maryland) | 2,298.61 mi (3,699.26 km) |
| Altadena to Cave Spring (Virginia) | 2,134.91 mi (3,435.81 km) |
| Altadena to Cayce (South Carolina) | 2,111.02 mi (3,397.36 km) |
| Altadena to Cayey (Puerto Rico) | 3,369.88 mi (5,423.30 km) |
| Altadena to Cedar City (Utah) | 370.88 mi (596.87 km) |
| Altadena to Cedar Falls (Iowa) | 1,498.20 mi (2,411.12 km) |
| Altadena to Cedar Hill (Texas) | 1,224.49 mi (1,970.63 km) |
| Altadena to Cedar Lake (Indiana) | 1,737.75 mi (2,796.63 km) |
| Altadena to Cedar Mill (Oregon) | 821.46 mi (1,322.02 km) |
| Altadena to Cedar Park (Texas) | 1,210.54 mi (1,948.18 km) |
