Castledawson is a village in County Londonderry, Northern Ireland.

It is situated within the BT45 postcode district, which is within the Magherafelt post town.

BT45 is the only postcode district within the Magherafelt post town.

The Magherafelt post town is within the Northern Ireland postcode area.


Key data for Castledawson:

A map showing the location of Castledawson within the BT45 postcode district