| New Port Richey East to Collegno | 4,877.10 mi (7,848.94 km) |
| New Port Richey East to Cologno al Serio | 4,960.41 mi (7,983.01 km) |
| New Port Richey East to Cologno Monzese | 4,942.91 mi (7,954.84 km) |
| New Port Richey East to Colorno | 5,008.26 mi (8,060.02 km) |
| New Port Richey East to Comacchio | 5,095.65 mi (8,200.66 km) |
| New Port Richey East to Comiso | 5,440.41 mi (8,755.49 km) |
| New Port Richey East to Como | 4,927.07 mi (7,929.35 km) |
| New Port Richey East to Concordia Sagittaria | 5,095.33 mi (8,200.15 km) |
| New Port Richey East to Concorezzo | 4,943.92 mi (7,956.47 km) |
| New Port Richey East to Conegliano | 5,067.65 mi (8,155.59 km) |
| New Port Richey East to Conselice | 5,085.02 mi (8,183.55 km) |
| New Port Richey East to Conselve | 5,066.65 mi (8,153.98 km) |
| New Port Richey East to Conversano | 5,432.95 mi (8,743.49 km) |
| New Port Richey East to Copertino | 5,498.89 mi (8,849.61 km) |
| New Port Richey East to Copparo | 5,074.38 mi (8,166.42 km) |
