| Tall Abyad to Collegno | 1,725.67 mi (2,777.19 km) |
| Tall Abyad to Cologno al Serio | 1,630.07 mi (2,623.35 km) |
| Tall Abyad to Cologno Monzese | 1,649.32 mi (2,654.32 km) |
| Tall Abyad to Colorno | 1,588.65 mi (2,556.68 km) |
| Tall Abyad to Comacchio | 1,498.99 mi (2,412.39 km) |
| Tall Abyad to Comiso | 1,343.55 mi (2,162.23 km) |
| Tall Abyad to Como | 1,662.26 mi (2,675.15 km) |
| Tall Abyad to Concordia Sagittaria | 1,485.32 mi (2,390.40 km) |
| Tall Abyad to Concorezzo | 1,647.41 mi (2,651.25 km) |
| Tall Abyad to Conegliano | 1,513.18 mi (2,435.23 km) |
| Tall Abyad to Conselice | 1,513.23 mi (2,435.31 km) |
| Tall Abyad to Conselve | 1,522.23 mi (2,449.80 km) |
| Tall Abyad to Conversano | 1,208.42 mi (1,944.76 km) |
| Tall Abyad to Copertino | 1,154.44 mi (1,857.89 km) |
| Tall Abyad to Copparo | 1,518.71 mi (2,444.13 km) |
