English Accents and Dialects
Dialects of English
www.ship.edu/~cgboeree/dialectsofenglish.html
https://en.wikipedia.org/wiki/List_of_dialects_of_the_English_language
International Dialects of English Archive
http://www.ku.edu/~idea/
The Audio Archive – sound samples spoken by English speakers from around the world
http://www.alt-usage-english.org/audio_archive.shtml
Worldwide Accents of English
http://www.gazzaro.it/accents/files/EnglishAccents.html
England
Cumbria dialect
http://www.lakelanddialectsociety.org/
Dorset Dialect
http://www.dorsetshire.com/cgi-bin/dialect.pl?mode=NORMAL
Durham & Tyneside Dialect
http://www.indigogroup.co.uk/durhamdialect/
Estuary English
http://www.phon.ucl.ac.uk/home/estuary/home.htm
Dialects of the North East of England
http://www.northumbriana.org.uk/langsoc/
Yorkshire dialect
http://www.ydsociety.org.uk
http://www.yorkshiredialect.com
Scotland
Scottish Vernacular Dictionary
http://www.firstfoot.com/php/glossary/phpglossar_0.8/index.php
USA
American Dialect Society
http://www.americandialect.org
Canada
Canadian English
https://en.wikipedia.org/wiki/Canadian_English
http://www.ic.arizona.edu/~lsp/Canadian/canphon2.html
Harvard World-wide English Dialects
http://www.courses.fas.harvard.edu/~ling80/tool/wwwlinks/
The Chat Slang Dictionary
http://www.chatslang.com
Guides to various varieties of English
United Kingdom English for the American Novice
http://www.hps.com/~tpg/ukdict/
American and British English differences
https://en.wikipedia.org/wiki/Comparison_of_American_and_British_English
The Best of British – The American’s guide to speaking British.
http://www.effingpot.com
English slang
Cockney Rhyming Slang
http://www.cockneyrhymingslang.co.uk
http://www.aldertons.com
Chicagoese
http://www.members.aol.com/mistamoose/vocab.html
http://www.seanparnell.com/Chicago/Chicagoese.htm
Yooper Dialect
http://www.usaring.com/yooper/glossary.htm
Philly Slang
http://www.phillytalk.com/philly/philly-slang.html
Ozark Slang
http://www.rootsweb.com/~mostone/fun/slang.htm
Australian Slang
http://www.koalanet.com.au/australian-slang.html
http://www.aussie-slang.com
http://www.australiatravelsearch.com.au/trc/slang.html