| Castle Rock to Celbridge | 4,405.26 mi (7,089.58 km) |
| Castle Rock to Clondalkin | 4,410.97 mi (7,098.76 km) |
| Castle Rock to Clonmel | 4,398.79 mi (7,079.17 km) |
| Castle Rock to Cobh | 4,395.45 mi (7,073.80 km) |
| Castle Rock to Cork | 4,387.47 mi (7,060.95 km) |
| Castle Rock to Donegal | 4,303.98 mi (6,926.59 km) |
| Castle Rock to Douglas | 4,389.46 mi (7,064.15 km) |
| Castle Rock to Drogheda | 4,398.19 mi (7,078.20 km) |
| Castle Rock to Dublin | 4,414.61 mi (7,104.63 km) |
| Castle Rock to Dun Dealgan | 4,385.79 mi (7,058.25 km) |
| Castle Rock to Ennis | 4,335.63 mi (6,977.52 km) |
| Castle Rock to Enniscorthy | 4,434.61 mi (7,136.81 km) |
| Castle Rock to Finglas | 4,412.11 mi (7,100.61 km) |
| Castle Rock to Galway | 4,318.47 mi (6,949.91 km) |
| Castle Rock to Glanmire | 4,389.34 mi (7,063.96 km) |
