| one-name.org | Guild of One-Name Studies |
| rand.org | RAND Genealogy Club |
| personalhistorians.org | Association of Personal Historians |
| ngsgenealogy.org | National Genealogical Society |
| ihgs.ac.uk | Institute of Heraldic and Genealogical Studies |
| igrsoc.org | Irish Genealogical Research Society |
| fgs.org | Federation of Genealogical Societies |
| cambridgeshirehistory.com | Fenland Family History Society - About The Society |
| britishislesgenweb.org | British Isles GenWeb |
| apgen.org | Association of Professional Genealogists (APG) |
| freeserve.co.uk | www.lswlfhs.freeserve.co.uk/ |
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