| Allen to Collegno | 5,254.00 mi (8,455.50 km) |
| Allen to Cologno al Serio | 5,320.41 mi (8,562.37 km) |
| Allen to Cologno Monzese | 5,305.68 mi (8,538.67 km) |
| Allen to Colorno | 5,373.30 mi (8,647.48 km) |
| Allen to Comacchio | 5,454.44 mi (8,778.08 km) |
| Allen to Comiso | 5,879.61 mi (9,462.31 km) |
| Allen to Como | 5,287.09 mi (8,508.75 km) |
| Allen to Concordia Sagittaria | 5,437.02 mi (8,750.03 km) |
| Allen to Concorezzo | 5,305.62 mi (8,538.56 km) |
| Allen to Conegliano | 5,410.64 mi (8,707.59 km) |
| Allen to Conselice | 5,447.97 mi (8,767.66 km) |
| Allen to Conselve | 5,420.27 mi (8,723.08 km) |
| Allen to Conversano | 5,810.00 mi (9,350.29 km) |
| Allen to Copertino | 5,878.57 mi (9,460.65 km) |
| Allen to Copparo | 5,432.44 mi (8,742.66 km) |
