It also covers a small part of County Londonderry, including Portstewart.
On the reverse is a detailed map of Portrush itself, including town centre with, harbour, railway station, tramway, Golf Hotel, Town Hall, Northern Counties Hotel, Royal Golf Club, churches etc.
Towns and principal villages or church parishes included on this map are:
Co. Antrim: Ballintoy, Billy, Bushmills, Lisnagunogue, Portrush
Co. Londonderry: Portstewart