| Irun to Corinth (Mississippi) | 4,471.11 mi (7,195.56 km) |
| Irun to Corinth (Texas) | 4,932.30 mi (7,937.77 km) |
| Irun to Cornelius (North Carolina) | 4,098.13 mi (6,595.30 km) |
| Irun to Cornelius (Oregon) | 5,319.20 mi (8,560.43 km) |
| Irun to Corning (New York) | 3,682.46 mi (5,926.35 km) |
| Irun to Corona (California) | 5,743.14 mi (9,242.69 km) |
| Irun to Coronado (California) | 5,789.80 mi (9,317.78 km) |
| Irun to Corpus Christi (Texas) | 5,191.09 mi (8,354.25 km) |
| Irun to Corsicana (Texas) | 4,952.86 mi (7,970.85 km) |
| Irun to Cortland (New York) | 3,628.16 mi (5,838.96 km) |
| Irun to Corvallis (Oregon) | 5,376.83 mi (8,653.18 km) |
| Irun to Coshocton (Ohio) | 3,963.21 mi (6,378.17 km) |
| Irun to Costa Mesa (California) | 5,766.46 mi (9,280.22 km) |
| Irun to Coto de Caza (California) | 5,757.74 mi (9,266.19 km) |
| Irun to Cottage Grove (Minnesota) | 4,265.82 mi (6,865.17 km) |
