| Astoria to Collegno | 5,470.64 mi (8,804.15 km) |
| Astoria to Cologno al Serio | 5,494.51 mi (8,842.56 km) |
| Astoria to Cologno Monzese | 5,487.30 mi (8,830.95 km) |
| Astoria to Colorno | 5,550.07 mi (8,931.98 km) |
| Astoria to Comacchio | 5,607.76 mi (9,024.82 km) |
| Astoria to Comiso | 6,139.28 mi (9,880.22 km) |
| Astoria to Como | 5,465.84 mi (8,796.42 km) |
| Astoria to Concordia Sagittaria | 5,559.00 mi (8,946.34 km) |
| Astoria to Concorezzo | 5,485.11 mi (8,827.43 km) |
| Astoria to Conegliano | 5,538.84 mi (8,913.91 km) |
| Astoria to Conselice | 5,610.41 mi (9,029.08 km) |
| Astoria to Conselve | 5,568.05 mi (8,960.91 km) |
| Astoria to Conversano | 5,951.90 mi (9,578.66 km) |
| Astoria to Copertino | 6,016.68 mi (9,682.92 km) |
| Astoria to Copparo | 5,587.32 mi (8,991.93 km) |
