| Castel Gandolfo to Celbridge | 1,194.12 mi (1,921.75 km) |
| Castel Gandolfo to Clondalkin | 1,188.52 mi (1,912.74 km) |
| Castel Gandolfo to Clonmel | 1,199.67 mi (1,930.68 km) |
| Castel Gandolfo to Cobh | 1,205.03 mi (1,939.31 km) |
| Castel Gandolfo to Cork | 1,213.07 mi (1,952.24 km) |
| Castel Gandolfo to Donegal | 1,298.28 mi (2,089.37 km) |
| Castel Gandolfo to Douglas | 1,211.12 mi (1,949.10 km) |
| Castel Gandolfo to Drogheda | 1,202.80 mi (1,935.73 km) |
| Castel Gandolfo to Dublin | 1,185.14 mi (1,907.29 km) |
| Castel Gandolfo to Dun Dealgan | 1,216.48 mi (1,957.73 km) |
| Castel Gandolfo to Ennis | 1,262.75 mi (2,032.20 km) |
| Castel Gandolfo to Enniscorthy | 1,163.44 mi (1,872.37 km) |
| Castel Gandolfo to Finglas | 1,188.07 mi (1,912.02 km) |
| Castel Gandolfo to Galway | 1,279.57 mi (2,059.27 km) |
| Castel Gandolfo to Glanmire | 1,211.02 mi (1,948.95 km) |
