| Belfast to Casamassima | 1,407.68 mi (2,265.44 km) |
| Belfast to Casandrino | 1,321.07 mi (2,126.05 km) |
| Belfast to Casapulla | 1,314.84 mi (2,116.03 km) |
| Belfast to Casarano | 1,499.30 mi (2,412.89 km) |
| Belfast to Casatenovo | 909.37 mi (1,463.48 km) |
| Belfast to Casciana Terme | 1,065.47 mi (1,714.71 km) |
| Belfast to Cascina | 1,054.92 mi (1,697.73 km) |
| Belfast to Caselle Torinese | 885.15 mi (1,424.51 km) |
| Belfast to Caserta | 1,316.44 mi (2,118.61 km) |
| Belfast to Casier | 1,011.92 mi (1,628.53 km) |
| Belfast to Casorate Primo | 919.79 mi (1,480.25 km) |
| Belfast to Casoria | 1,324.48 mi (2,131.55 km) |
| Belfast to Cassano al Ionio | 1,450.46 mi (2,334.30 km) |
| Belfast to Cassano d'Adda | 924.47 mi (1,487.79 km) |
| Belfast to Cassano delle Murge | 1,406.16 mi (2,262.99 km) |
