| Irondale to Cividale del Friuli | 5,025.17 mi (8,087.23 km) |
| Irondale to Civita Castellana | 5,116.88 mi (8,234.82 km) |
| Irondale to Civitanova Marche | 5,138.02 mi (8,268.85 km) |
| Irondale to Civitavecchia | 5,097.09 mi (8,202.97 km) |
| Irondale to Civitella in Val di Chiana | 5,047.08 mi (8,122.49 km) |
| Irondale to Clusone | 4,887.41 mi (7,865.53 km) |
| Irondale to Coccaglio | 4,899.25 mi (7,884.58 km) |
| Irondale to Codigoro | 5,014.69 mi (8,070.36 km) |
| Irondale to Codogno | 4,901.05 mi (7,887.48 km) |
| Irondale to Codroipo | 5,011.27 mi (8,064.87 km) |
| Irondale to Cogoleto | 4,880.93 mi (7,855.10 km) |
| Irondale to Colle di Val d'Elsa | 5,022.37 mi (8,082.73 km) |
| Irondale to Colle Salvetti | 4,987.24 mi (8,026.19 km) |
| Irondale to Collecchio | 4,936.67 mi (7,944.80 km) |
| Irondale to Colleferro | 5,163.72 mi (8,310.20 km) |
