| North Decatur to Cividale del Friuli | 4,914.29 mi (7,908.78 km) |
| North Decatur to Civita Castellana | 5,000.80 mi (8,048.02 km) |
| North Decatur to Civitanova Marche | 5,023.81 mi (8,085.04 km) |
| North Decatur to Civitavecchia | 4,980.48 mi (8,015.31 km) |
| North Decatur to Civitella in Val di Chiana | 4,931.97 mi (7,937.24 km) |
| North Decatur to Clusone | 4,774.50 mi (7,683.82 km) |
| North Decatur to Coccaglio | 4,785.95 mi (7,702.24 km) |
| North Decatur to Codigoro | 4,901.51 mi (7,888.23 km) |
| North Decatur to Codogno | 4,787.11 mi (7,704.10 km) |
| North Decatur to Codroipo | 4,899.97 mi (7,885.75 km) |
| North Decatur to Cogoleto | 4,765.53 mi (7,669.38 km) |
| North Decatur to Colle di Val d'Elsa | 4,906.96 mi (7,896.99 km) |
| North Decatur to Colle Salvetti | 4,871.75 mi (7,840.33 km) |
| North Decatur to Collecchio | 4,822.45 mi (7,760.99 km) |
| North Decatur to Colleferro | 5,047.30 mi (8,122.85 km) |
