Colwyn Bay Library has a collection of local directories available for reference:
1908 North Wales and Chester Official Year Book
1911 Colwyn Bay, Old Colwyn, Rhos-on-Sea, Conway and Llandudno
1914 Colwyn Bay, Old Colwyn, Rhos-on-Sea, Conway and Llandudno
1925 Colwyn Bay, Rhos-on-Sea, Old Colwyn, Upper Colwyn Bay and Mochdre
1929 Colwyn Bay, Rhos-on-Sea, Old Colwyn, Upper Colwyn Bay and Mochdre
1937 Kelly’s Directory of Colwyn Bay (including Old Colwyn and Rhos-on-Sea)
1939 Kelly’s Directory of Colwyn Bay (including Old Colwyn and Rhos-on-Sea)
1941 Kelly’s Directory of Colwyn Bay (including Old Colwyn and Rhos-on-Sea)
1955 Colwyn Bay Directory (published under the Auspices of the Borough of Colwyn Bay)
1960 Colwyn Bay Directory
1969 Colwyn Bay and Abergele Directory
