» Orkney Archaeological Trust    Registered charity, employing the County Archaeologist, advising the local authority and maintaining the Sites and Monuments Record. Fund-raising, professional and educational research into sites and monuments. Friends of OAT.    http://www.oat.org.uk/

» Orkney Field Club    Members' interests include local history, archaeology, geography, natural history, and palaeontology; information about their programme of outings, schedule of winter talks, membership, and contact details.    http://www.orkneycommunities.co.uk/FIELDCLUB/