| Shannon to Cassino | 1,309.87 mi (2,108.03 km) |
| Shannon to Castagneto Carducci | 1,110.86 mi (1,787.76 km) |
| Shannon to Castano Primo | 934.68 mi (1,504.22 km) |
| Shannon to Castel Bolognese | 1,103.75 mi (1,776.32 km) |
| Shannon to Castel Gandolfo | 1,254.25 mi (2,018.51 km) |
| Shannon to Castel Goffredo | 1,010.78 mi (1,626.69 km) |
| Shannon to Castel Maggiore | 1,076.27 mi (1,732.09 km) |
| Shannon to Castel Mella | 989.78 mi (1,592.90 km) |
| Shannon to Castel San Giorgio | 1,376.73 mi (2,215.63 km) |
| Shannon to Castel San Giovanni | 981.57 mi (1,579.68 km) |
| Shannon to Castel San Pietro Terme | 1,091.81 mi (1,757.10 km) |
| Shannon to Castel Volturno | 1,334.72 mi (2,148.02 km) |
| Shannon to Castelbuono | 1,500.43 mi (2,414.71 km) |
| Shannon to Casteldaccia | 1,474.56 mi (2,373.08 km) |
| Shannon to Castelfidardo | 1,208.32 mi (1,944.61 km) |
