| Irmo to Cervignano del Friuli | 4,775.26 mi (7,685.04 km) |
| Irmo to Cesa | 4,977.17 mi (8,009.98 km) |
| Irmo to Cesano Maderno | 4,600.78 mi (7,404.24 km) |
| Irmo to Cesena | 4,782.60 mi (7,696.85 km) |
| Irmo to Cesenatico | 4,787.19 mi (7,704.24 km) |
| Irmo to Cetraro | 5,106.68 mi (8,218.41 km) |
| Irmo to Cherasco | 4,573.47 mi (7,360.30 km) |
| Irmo to Chiampo | 4,695.99 mi (7,557.47 km) |
| Irmo to Chiaravalle | 4,848.00 mi (7,802.10 km) |
| Irmo to Chiari | 4,636.24 mi (7,461.31 km) |
| Irmo to Chiavari | 4,648.61 mi (7,481.22 km) |
| Irmo to Chieri | 4,560.84 mi (7,339.97 km) |
| Irmo to Chieti | 4,926.80 mi (7,928.91 km) |
| Irmo to Chioggia | 4,749.40 mi (7,643.42 km) |
| Irmo to Chiusi | 4,805.94 mi (7,734.42 km) |
