| New Port Richey East to Cividale del Friuli | 5,111.47 mi (8,226.11 km) |
| New Port Richey East to Civita Castellana | 5,174.35 mi (8,327.31 km) |
| New Port Richey East to Civitanova Marche | 5,205.93 mi (8,378.14 km) |
| New Port Richey East to Civitavecchia | 5,151.56 mi (8,290.64 km) |
| New Port Richey East to Civitella in Val di Chiana | 5,110.46 mi (8,224.50 km) |
| New Port Richey East to Clusone | 4,963.76 mi (7,988.40 km) |
| New Port Richey East to Coccaglio | 4,973.39 mi (8,003.90 km) |
| New Port Richey East to Codigoro | 5,088.94 mi (8,189.85 km) |
| New Port Richey East to Codogno | 4,971.68 mi (8,001.14 km) |
| New Port Richey East to Codroipo | 5,095.49 mi (8,200.41 km) |
| New Port Richey East to Cogoleto | 4,943.51 mi (7,955.81 km) |
| New Port Richey East to Colle di Val d'Elsa | 5,084.14 mi (8,182.13 km) |
| New Port Richey East to Colle Salvetti | 5,048.75 mi (8,125.18 km) |
| New Port Richey East to Collecchio | 5,005.62 mi (8,055.77 km) |
| New Port Richey East to Colleferro | 5,218.98 mi (8,399.14 km) |
