| Shannon to Cologno al Serio | 968.95 mi (1,559.38 km) |
| Shannon to Cologno Monzese | 955.08 mi (1,537.05 km) |
| Shannon to Colorno | 1,022.77 mi (1,645.98 km) |
| Shannon to Comacchio | 1,102.14 mi (1,773.73 km) |
| Shannon to Comiso | 1,570.42 mi (2,527.35 km) |
| Shannon to Como | 935.87 mi (1,506.14 km) |
| Shannon to Concordia Sagittaria | 1,085.24 mi (1,746.52 km) |
| Shannon to Concorezzo | 954.70 mi (1,536.44 km) |
| Shannon to Conegliano | 1,058.55 mi (1,703.58 km) |
| Shannon to Conselice | 1,096.39 mi (1,764.47 km) |
| Shannon to Conselve | 1,067.60 mi (1,718.14 km) |
| Shannon to Conversano | 1,459.42 mi (2,348.70 km) |
| Shannon to Copertino | 1,528.20 mi (2,459.40 km) |
| Shannon to Copparo | 1,080.12 mi (1,738.28 km) |
| Shannon to Corato | 1,423.37 mi (2,290.69 km) |
