| Jefferson Valley-Yorktown to Cividale del Friuli | 4,141.64 mi (6,665.33 km) |
| Jefferson Valley-Yorktown to Civita Castellana | 4,231.79 mi (6,810.40 km) |
| Jefferson Valley-Yorktown to Civitanova Marche | 4,253.01 mi (6,844.56 km) |
| Jefferson Valley-Yorktown to Civitavecchia | 4,212.08 mi (6,778.69 km) |
| Jefferson Valley-Yorktown to Civitella in Val di Chiana | 4,161.95 mi (6,698.02 km) |
| Jefferson Valley-Yorktown to Clusone | 4,002.78 mi (6,441.85 km) |
| Jefferson Valley-Yorktown to Coccaglio | 4,014.47 mi (6,460.67 km) |
| Jefferson Valley-Yorktown to Codigoro | 4,129.96 mi (6,646.53 km) |
| Jefferson Valley-Yorktown to Codogno | 4,016.09 mi (6,463.27 km) |
| Jefferson Valley-Yorktown to Codroipo | 4,127.47 mi (6,642.52 km) |
| Jefferson Valley-Yorktown to Cogoleto | 3,995.80 mi (6,430.62 km) |
| Jefferson Valley-Yorktown to Colle di Val d'Elsa | 4,137.24 mi (6,658.25 km) |
| Jefferson Valley-Yorktown to Colle Salvetti | 4,102.11 mi (6,601.71 km) |
| Jefferson Valley-Yorktown to Collecchio | 4,051.65 mi (6,520.50 km) |
| Jefferson Valley-Yorktown to Colleferro | 4,278.67 mi (6,885.85 km) |
