| Irun to Cicero (Illinois) | 4,164.26 mi (6,701.73 km) |
| Irun to Cimarron Hills (Colorado) | 4,995.36 mi (8,039.26 km) |
| Irun to Cincinnati (Ohio) | 4,123.96 mi (6,636.88 km) |
| Irun to Cinco Ranch (Texas) | 5,025.88 mi (8,088.38 km) |
| Irun to Circleville (Ohio) | 4,035.99 mi (6,495.30 km) |
| Irun to Citrus (California) | 5,742.15 mi (9,241.10 km) |
| Irun to Citrus Heights (California) | 5,624.22 mi (9,051.30 km) |
| Irun to Citrus Park (Florida) | 4,476.89 mi (7,204.86 km) |
| Irun to Claiborne (Louisiana) | 4,740.34 mi (7,628.84 km) |
| Irun to Claremont (California) | 5,735.09 mi (9,229.74 km) |
| Irun to Claremont (New Hampshire) | 3,430.72 mi (5,521.21 km) |
| Irun to Claremore (Oklahoma) | 4,729.12 mi (7,610.79 km) |
| Irun to Clarksburg (Maryland) | 3,791.89 mi (6,102.46 km) |
| Irun to Clarksburg (West Virginia) | 3,929.71 mi (6,324.26 km) |
| Irun to Clarksdale (Mississippi) | 4,595.80 mi (7,396.23 km) |
