| Port Lavaca to Cividale del Friuli | 5,677.02 mi (9,136.29 km) |
| Port Lavaca to Civita Castellana | 5,779.95 mi (9,301.93 km) |
| Port Lavaca to Civitanova Marche | 5,797.17 mi (9,329.65 km) |
| Port Lavaca to Civitavecchia | 5,761.25 mi (9,271.83 km) |
| Port Lavaca to Civitella in Val di Chiana | 5,708.24 mi (9,186.52 km) |
| Port Lavaca to Clusone | 5,544.08 mi (8,922.34 km) |
| Port Lavaca to Coccaglio | 5,556.77 mi (8,942.76 km) |
| Port Lavaca to Codigoro | 5,671.75 mi (9,127.79 km) |
| Port Lavaca to Codogno | 5,559.96 mi (8,947.89 km) |
| Port Lavaca to Codroipo | 5,664.11 mi (9,115.50 km) |
| Port Lavaca to Cogoleto | 5,542.92 mi (8,920.47 km) |
| Port Lavaca to Colle di Val d'Elsa | 5,684.20 mi (9,147.84 km) |
| Port Lavaca to Colle Salvetti | 5,649.28 mi (9,091.64 km) |
| Port Lavaca to Collecchio | 5,596.10 mi (9,006.05 km) |
| Port Lavaca to Colleferro | 5,827.41 mi (9,378.31 km) |
