| Port Orchard to Cividale del Friuli | 5,445.60 mi (8,763.84 km) |
| Port Orchard to Civita Castellana | 5,651.92 mi (9,095.89 km) |
| Port Orchard to Civitanova Marche | 5,622.91 mi (9,049.20 km) |
| Port Orchard to Civitavecchia | 5,648.65 mi (9,090.62 km) |
| Port Orchard to Civitella in Val di Chiana | 5,567.18 mi (8,959.52 km) |
| Port Orchard to Clusone | 5,376.17 mi (8,652.11 km) |
| Port Orchard to Coccaglio | 5,395.91 mi (8,683.87 km) |
| Port Orchard to Codigoro | 5,491.47 mi (8,837.66 km) |
| Port Orchard to Codogno | 5,413.15 mi (8,711.62 km) |
| Port Orchard to Codroipo | 5,443.49 mi (8,760.45 km) |
| Port Orchard to Cogoleto | 5,432.17 mi (8,742.23 km) |
| Port Orchard to Colle di Val d'Elsa | 5,553.78 mi (8,937.95 km) |
| Port Orchard to Colle Salvetti | 5,525.59 mi (8,892.58 km) |
| Port Orchard to Collecchio | 5,450.25 mi (8,771.33 km) |
| Port Orchard to Colleferro | 5,700.97 mi (9,174.83 km) |
