| Forest Grove to Cividale del Friuli | 5,576.21 mi (8,974.05 km) |
| Forest Grove to Civita Castellana | 5,780.29 mi (9,302.47 km) |
| Forest Grove to Civitanova Marche | 5,752.51 mi (9,257.77 km) |
| Forest Grove to Civitavecchia | 5,776.54 mi (9,296.44 km) |
| Forest Grove to Civitella in Val di Chiana | 5,695.65 mi (9,166.27 km) |
| Forest Grove to Clusone | 5,504.79 mi (8,859.11 km) |
| Forest Grove to Coccaglio | 5,524.39 mi (8,890.64 km) |
| Forest Grove to Codigoro | 5,620.82 mi (9,045.84 km) |
| Forest Grove to Codogno | 5,541.27 mi (8,917.82 km) |
| Forest Grove to Codroipo | 5,573.81 mi (8,970.18 km) |
| Forest Grove to Cogoleto | 5,559.26 mi (8,946.76 km) |
| Forest Grove to Colle di Val d'Elsa | 5,681.89 mi (9,144.12 km) |
| Forest Grove to Colle Salvetti | 5,653.40 mi (9,098.27 km) |
| Forest Grove to Collecchio | 5,578.47 mi (8,977.68 km) |
| Forest Grove to Colleferro | 5,829.45 mi (9,381.60 km) |
