http://www.celt.dias.ie/english/ - (Dublin Institute for Advanced Studies)
http://www.arts.ualberta.ca/~cais/ - (Canadian Association of Irish Studies)
http://cass.etsu.edu/albaeire/index.htm - (Appalachian-Scottish & Irish Studies)
http://www.humnet.ucla.edu./humnet/celtic/ - (UC Celtic Studies)
http://www.fordham.edu/mvst/index.htm - (Medieval Studies)
http://www.manxman.co.im/cleague/ - (The Celtic League)
http://www.evertype.com/celtcong/ - (The Celtic Congress )
http://www.aber.ac.uk/celt/intro.html - ( International Congress of Celtic Studies)
http://www.epigraphy.org/ - (Epigraphic Society Occasional Papers - ESOP)
http://www.equinox-project.com/default.htm - (The Equinox Project)
http://www.csad.ox.ac.uk/ - (British Epigraphy Society)
http://www.ancientscripts.com/ - (ancient scripts)
http://www.indo-european.org/index.html - (Indo-European Homepage)
http://www.isos.dcu.ie/tcd/laighean.html - (Book of Leinster)
http://www.ucc.ie/celt/index.html - (Celt Corpus of Electronic Texts)
http://etext.lib.virginia.edu/uvaonline.html – (The Electronic Text Center's)
http://www.trentu.ca/ahc/resources.html
- (Trent University Ancient History and Classics)
http://www.earth-history.com/index.html - (Earth's Ancient History)