| Layton to Cividale del Friuli | 5,539.33 mi (8,914.69 km) |
| Layton to Civita Castellana | 5,712.71 mi (9,193.73 km) |
| Layton to Civitanova Marche | 5,700.18 mi (9,173.56 km) |
| Layton to Civitavecchia | 5,703.58 mi (9,179.02 km) |
| Layton to Civitella in Val di Chiana | 5,630.49 mi (9,061.39 km) |
| Layton to Clusone | 5,444.15 mi (8,761.52 km) |
| Layton to Coccaglio | 5,461.81 mi (8,789.93 km) |
| Layton to Codigoro | 5,567.33 mi (8,959.75 km) |
| Layton to Codogno | 5,474.27 mi (8,809.99 km) |
| Layton to Codroipo | 5,533.12 mi (8,904.69 km) |
| Layton to Cogoleto | 5,480.32 mi (8,819.72 km) |
| Layton to Colle di Val d'Elsa | 5,612.73 mi (9,032.82 km) |
| Layton to Colle Salvetti | 5,581.23 mi (8,982.12 km) |
| Layton to Collecchio | 5,512.06 mi (8,870.81 km) |
| Layton to Colleferro | 5,762.53 mi (9,273.90 km) |
