| Irun to Chantilly (Virginia) | 3,812.09 mi (6,134.97 km) |
| Irun to Chaparral (New Mexico) | 5,386.69 mi (8,669.04 km) |
| Irun to Chapel Hill (North Carolina) | 3,994.57 mi (6,428.64 km) |
| Irun to Charleston (Illinois) | 4,273.58 mi (6,877.67 km) |
| Irun to Charleston (South Carolina) | 4,158.61 mi (6,692.64 km) |
| Irun to Charleston (West Virginia) | 4,023.85 mi (6,475.77 km) |
| Irun to Charlotte (North Carolina) | 4,105.92 mi (6,607.84 km) |
| Irun to Charlottesville (Virginia) | 3,890.66 mi (6,261.41 km) |
| Irun to Chaska (Minnesota) | 4,293.34 mi (6,909.46 km) |
| Irun to Chatham (Illinois) | 4,332.34 mi (6,972.22 km) |
| Irun to Chattanooga (Tennessee) | 4,316.75 mi (6,947.14 km) |
| Irun to Cheat Lake (West Virginia) | 3,894.74 mi (6,267.98 km) |
| Irun to Chelsea (Alabama) | 4,451.30 mi (7,163.68 km) |
| Irun to Chelsea (Massachusetts) | 3,401.11 mi (5,473.56 km) |
| Irun to Cheney (Washington) | 5,044.99 mi (8,119.12 km) |
