| Category: Archaeology (5) Organisations concerned with Archeaology and Ancient Monuments | |
| Gwynedd Archeological Trust Ymddiriedolaeth Archaeolegol Gwynedd | |
| Royal Commission on the Ancient and Historical Monuments of Wales Comisiwn Brenhinol Henebion Cymru | |
| Archaeology Data Service Sites, monuments and event records | |
| Megalithia Megaliths on the Island of Anglesey | |
| Dating Old Welsh Houses [Internet Explorer specific] North West Wales Dendrochronology Project | |
| Category: Archives and Record Offices (6) | |
| Anglesey Record Office Anglesey County Council Archives Service | |
| Archives at Bangor University The records range in date from the thirteenth to the twentieth centuries and relate in the main to the history of North Wales, its topography and people. See Note about the collection | |
| Archives Wales On line searching of historical records held in 21 archives in Wales | |
| Conwy Archives Service Conwy County Borough Council Archives Service | |
| Gwynedd Archive Service Gwynedd County Council Archive Service | |
| National Archives The National Archive Service Web Site | |
| Category: Genealogy (5) Family History | |
| Association of Familiy History Societies of Wales co-ordination and support for the activities of the Family History Societies in Wales | |
| GENUKI UK & Ireland Genealogy Anglesey Information | |
| Gwynedd Family History Society Purpose - to bring together the many people interested in Family History. | |
| Cyndi's List of Genealogy Sites on the Internet Information relating to Anglesey | |
| Society of Genealogists Material relating to Anglesey | |
| Category: General Information (2) | |
| Wikipedia Entry for the Isle of Anglesey General information about the Island and its history | |
| Questia Encyclopedia Entry on Anglesey | |
| Category: Libraries (3) National, University and Local Public Library Services | |
| National Library of Wales Llyfrgell Cenedlaethol Cymru | |
| TalNet Online catalogue of Anglesey, Conwy and Gwynedd Library Services | |
| Wales on the Web On line access to records held by the National Library of Wales | |
| Category: Local History (3) Local web sites | |
| Llyfrau Magma Books & Information about Ynys Môn, The Isle of Anglesey | |
| Amlwch Industrial Heritage Trust The AIHT was established in 1997 with the Marquess of Anglesey as its patron, as a charity and company limited by guarantee. Its’ remit is to conserve the industrial heritage of Amlwch Port and Parys mountain for future generations to enjoy. | |
| Amlwch Books Books about mining at Mynydd Parys | |
| Category: Museums (4) Museums | |
| Gwynedd Museum and Art Gallery, Bangor Local Museum | |
| Council run Museums & Galleries Museums and Galleries run by the Isle of Anglesey County Council | |
| Holyhead Maritime Museum The museum has a collection of exhibits that tell the fascinating maritime history of Holyhead. | |
| Swtan Swtan is the last thatched cottage in Anglesey. | |