| Irmo to Corato | 5,068.01 mi (8,156.17 km) |
| Irmo to Corbetta | 4,595.66 mi (7,396.00 km) |
| Irmo to Corciano | 4,816.98 mi (7,752.18 km) |
| Irmo to Cordenons | 4,743.08 mi (7,633.26 km) |
| Irmo to Cori | 4,894.45 mi (7,876.86 km) |
| Irmo to Coriano | 4,803.77 mi (7,730.93 km) |
| Irmo to Corigliano Calabro | 5,128.86 mi (8,254.11 km) |
| Irmo to Corleone | 5,043.31 mi (8,116.43 km) |
| Irmo to Cormano | 4,604.10 mi (7,409.59 km) |
| Irmo to Cornaredo | 4,599.77 mi (7,402.61 km) |
| Irmo to Cornate d'Adda | 4,614.19 mi (7,425.82 km) |
| Irmo to Cornedo Vicentino | 4,696.79 mi (7,558.76 km) |
| Irmo to Correggio | 4,698.50 mi (7,561.51 km) |
| Irmo to Corridonia | 4,867.70 mi (7,833.81 km) |
| Irmo to Corsico | 4,605.40 mi (7,411.68 km) |
