Guild of One-Name Studies 
Umbrella group for one-name study organisations based at the Society of Genealogists in London. Site gives details of publications and activities of the organization.
http://www.one-name.org/Surname Genealogy Archive
Transcribed records and death records posted by visitors and extracted from various sources.
http://surnamearchive.com
Surname Search Utility
A helpful search tool useful for finding surnames that are also common English words, such as Day, Wood, Parks, and Golden.
http://surnames.obitlinkspage.com/
Surname to Soundex Calculator
An online surname to soundex converter utility based on the US archive standards. Includes an explanation of the soundex algorithm and soundex limitations.
http://www.geocities.com/heartland/hills/3916/soundex.html
