| Azpeitia to Castle Rock (Colorado) | 4,965.24 mi (7,990.78 km) |
| Azpeitia to Castro Valley (California) | 5,694.75 mi (9,164.81 km) |
| Azpeitia to Catalina Foothills (Arizona) | 5,546.37 mi (8,926.02 km) |
| Azpeitia to Cataño (Puerto Rico) | 4,048.96 mi (6,516.17 km) |
| Azpeitia to Cathedral City (California) | 5,691.24 mi (9,159.17 km) |
| Azpeitia to Catonsville (Maryland) | 3,748.58 mi (6,032.76 km) |
| Azpeitia to Cave Spring (Virginia) | 3,973.08 mi (6,394.05 km) |
| Azpeitia to Cayce (South Carolina) | 4,146.26 mi (6,672.76 km) |
| Azpeitia to Cayey (Puerto Rico) | 4,064.23 mi (6,540.75 km) |
| Azpeitia to Cedar City (Utah) | 5,368.22 mi (8,639.31 km) |
| Azpeitia to Cedar Falls (Iowa) | 4,322.91 mi (6,957.05 km) |
| Azpeitia to Cedar Hill (Texas) | 4,936.35 mi (7,944.29 km) |
| Azpeitia to Cedar Lake (Indiana) | 4,153.29 mi (6,684.08 km) |
| Azpeitia to Cedar Mill (Oregon) | 5,304.21 mi (8,536.31 km) |
| Azpeitia to Cedar Park (Texas) | 5,067.60 mi (8,155.52 km) |
