Country Code is 44 ..... I was just in Carnarvon last week. Went to Registry Office spoke with Menna Williams she is very helpful. Call ahead . Caernarfon Registry Office 01286 682661 after 10:30 am - 12:00 am. Not sure of country code. Caernarfon Record Office has a web site _www.gwynedd.gov.uk_ (http://www.gwynedd.gov.uk) Wednesday has the longest hours. Everyone was very helpful.