| Issaquah to Cividale del Friuli | 5,429.82 mi (8,738.44 km) |
| Issaquah to Civita Castellana | 5,635.10 mi (9,068.82 km) |
| Issaquah to Civitanova Marche | 5,606.64 mi (9,023.02 km) |
| Issaquah to Civitavecchia | 5,631.63 mi (9,063.23 km) |
| Issaquah to Civitella in Val di Chiana | 5,550.41 mi (8,932.52 km) |
| Issaquah to Clusone | 5,359.46 mi (8,625.22 km) |
| Issaquah to Coccaglio | 5,379.13 mi (8,656.88 km) |
| Issaquah to Codigoro | 5,475.09 mi (8,811.30 km) |
| Issaquah to Codogno | 5,396.22 mi (8,684.38 km) |
| Issaquah to Codroipo | 5,427.56 mi (8,734.82 km) |
| Issaquah to Cogoleto | 5,414.81 mi (8,714.30 km) |
| Issaquah to Colle di Val d'Elsa | 5,536.86 mi (8,910.71 km) |
| Issaquah to Colle Salvetti | 5,508.54 mi (8,865.13 km) |
| Issaquah to Collecchio | 5,433.37 mi (8,744.16 km) |
| Issaquah to Colleferro | 5,684.21 mi (9,147.84 km) |
