| Billings to Castrovillari | 5,607.64 mi (9,024.62 km) |
| Billings to Catania | 5,702.85 mi (9,177.85 km) |
| Billings to Catanzaro | 5,671.68 mi (9,127.69 km) |
| Billings to Cattolica | 5,271.22 mi (8,483.20 km) |
| Billings to Cava de' Tirreni | 5,511.83 mi (8,870.44 km) |
| Billings to Cavallino | 5,639.83 mi (9,076.43 km) |
| Billings to Cavarzere | 5,187.79 mi (8,348.94 km) |
| Billings to Cave | 5,395.05 mi (8,682.49 km) |
| Billings to Cavriago | 5,163.88 mi (8,310.47 km) |
| Billings to Cavriglia | 5,257.13 mi (8,460.53 km) |
| Billings to Cazzago San Martino | 5,101.11 mi (8,209.44 km) |
| Billings to Ceccano | 5,421.30 mi (8,724.73 km) |
| Billings to Cecina | 5,237.58 mi (8,429.07 km) |
| Billings to Cefalu | 5,638.51 mi (9,074.31 km) |
| Billings to Ceglie Messapico | 5,599.99 mi (9,012.31 km) |
