| Castellanza to Celbridge | 871.55 mi (1,402.63 km) |
| Castellanza to Clondalkin | 865.85 mi (1,393.45 km) |
| Castellanza to Clonmel | 882.33 mi (1,419.97 km) |
| Castellanza to Cobh | 891.13 mi (1,434.13 km) |
| Castellanza to Cork | 899.18 mi (1,447.09 km) |
| Castellanza to Donegal | 974.01 mi (1,567.52 km) |
| Castellanza to Douglas | 897.29 mi (1,444.05 km) |
| Castellanza to Drogheda | 879.06 mi (1,414.70 km) |
| Castellanza to Dublin | 862.23 mi (1,387.62 km) |
| Castellanza to Dun Dealgan | 892.13 mi (1,435.75 km) |
| Castellanza to Ennis | 944.97 mi (1,520.79 km) |
| Castellanza to Enniscorthy | 843.80 mi (1,357.96 km) |
| Castellanza to Finglas | 864.83 mi (1,391.80 km) |
| Castellanza to Galway | 960.17 mi (1,545.24 km) |
| Castellanza to Glanmire | 896.92 mi (1,443.45 km) |
