| Irun to Cookeville (Tennessee) | 4,285.66 mi (6,897.10 km) |
| Irun to Coolidge (Arizona) | 5,554.14 mi (8,938.53 km) |
| Irun to Coon Rapids (Minnesota) | 4,267.21 mi (6,867.41 km) |
| Irun to Cooper City (Florida) | 4,451.48 mi (7,163.97 km) |
| Irun to Coos Bay (Oregon) | 5,470.66 mi (8,804.17 km) |
| Irun to Copiague (New York) | 3,564.12 mi (5,735.90 km) |
| Irun to Coppell (Texas) | 4,936.85 mi (7,945.10 km) |
| Irun to Copperas Cove (Texas) | 5,060.84 mi (8,144.64 km) |
| Irun to Coral Gables (Florida) | 4,465.29 mi (7,186.19 km) |
| Irun to Coral Springs (Florida) | 4,440.68 mi (7,146.59 km) |
| Irun to Coral Terrace (Florida) | 4,465.12 mi (7,185.92 km) |
| Irun to Coralville (Iowa) | 4,333.45 mi (6,974.01 km) |
| Irun to Coram (New York) | 3,539.44 mi (5,696.18 km) |
| Irun to Corcoran (California) | 5,701.00 mi (9,174.88 km) |
| Irun to Cordele (Georgia) | 4,373.56 mi (7,038.57 km) |
