| Avon Lake to Cividale del Friuli | 4,467.18 mi (7,189.24 km) |
| Avon Lake to Civita Castellana | 4,575.84 mi (7,364.10 km) |
| Avon Lake to Civitanova Marche | 4,590.25 mi (7,387.30 km) |
| Avon Lake to Civitavecchia | 4,558.14 mi (7,335.61 km) |
| Avon Lake to Civitella in Val di Chiana | 4,502.72 mi (7,246.42 km) |
| Avon Lake to Clusone | 4,336.06 mi (6,978.22 km) |
| Avon Lake to Coccaglio | 4,349.16 mi (6,999.30 km) |
| Avon Lake to Codigoro | 4,463.81 mi (7,183.81 km) |
| Avon Lake to Codogno | 4,353.12 mi (7,005.66 km) |
| Avon Lake to Codroipo | 4,454.55 mi (7,168.90 km) |
| Avon Lake to Cogoleto | 4,338.21 mi (6,981.68 km) |
| Avon Lake to Colle di Val d'Elsa | 4,479.21 mi (7,208.59 km) |
| Avon Lake to Colle Salvetti | 4,444.48 mi (7,152.71 km) |
| Avon Lake to Collecchio | 4,389.54 mi (7,064.28 km) |
| Avon Lake to Colleferro | 4,623.79 mi (7,441.27 km) |
