| Gloucester City to Collegno | 4,039.38 mi (6,500.75 km) |
| Gloucester City to Cologno al Serio | 4,115.35 mi (6,623.02 km) |
| Gloucester City to Cologno Monzese | 4,099.00 mi (6,596.71 km) |
| Gloucester City to Colorno | 4,165.75 mi (6,704.13 km) |
| Gloucester City to Comacchio | 4,250.83 mi (6,841.05 km) |
| Gloucester City to Comiso | 4,638.62 mi (7,465.13 km) |
| Gloucester City to Como | 4,081.83 mi (6,569.08 km) |
| Gloucester City to Concordia Sagittaria | 4,243.13 mi (6,828.66 km) |
| Gloucester City to Concorezzo | 4,099.53 mi (6,597.56 km) |
| Gloucester City to Conegliano | 4,215.84 mi (6,784.73 km) |
| Gloucester City to Conselice | 4,242.00 mi (6,826.84 km) |
| Gloucester City to Conselve | 4,219.38 mi (6,790.43 km) |
| Gloucester City to Conversano | 4,598.38 mi (7,400.37 km) |
| Gloucester City to Copertino | 4,665.92 mi (7,509.08 km) |
| Gloucester City to Copparo | 4,229.11 mi (6,806.09 km) |
