Beer in the Evening.com
Pinpoint a London pub or bar using an array of different search criteria.
http://www.beerintheevening.com/

City Pub Life.co.uk
Check menus, search for pubs and bars, visit pub websites, etc.
http://www.citypublife.co.uk/

Fancyapint?
An essential online resource for pub crawlers in London.
http://www.fancyapint.com/

Fluid Foundation
Bills itself as "London's leading independent drinking guide".
http://www.fluidfoundation.com/

Fullers
One of Britain's leading independent brewers and pub chains.
http://www.fullers.co.uk/

Late Night London
Guide to the city's bars, clubs and resaurants.
http://www.latenightlondon.co.uk/

LondonBy.com
Recommended pubs, bars and wine bars in the capital.
http://www.londonby.com/restaura/resta1.htm

London Town
Online London pub search.
http://www.londontown.com/directory/dirpub.phtml?id=1

My Village.com
Local area guide to arts, entertainment, bars, music, restaurants and cinema.
http://www.myvillage.com/

Oddbins
One of the country's leading wine merchants.
http://www.oddbins.com/

Pubs.com
A-Z of traditional and historic London pubs.
http://www.pubs.com/

ScooterMAN
Be chauffeured home in your own car.
http://www.scooterman.co.uk/

Sports Pubs.co.uk
Watch sports while you sup.
http://www.sportspubs.co.uk/

Things To Do In London
Contains a good selection of bars, pubs, theatres, clubs, music venues and more in the London area.
http://www.thingstodo-london.com/brochure/content.jsp?FIELD=Entertainment

Thresher Group
A leading independent specialist drinks retailer.
http://www.threshers.co.uk/

Time Out
Read reviews of over 3,000 London pubs and bars.
http://eatdrink.timeout.com/

Trusted Places
Search for recommended restaurants, bars, pubs, clubs and cafes.
http://trustedplaces.com/places

View London
A-Z of pubs and bars in the city.
http://www.viewlondon.co.uk/

Visit London
Comedy clubs in London.
http://www.visitlondon.com/directory/arts/venues/comedy/

Visit London
Guide to London pubs, including quirky and historic ones, comedy clubs, sports bars and hip haunts.
http://www.visitlondon.com/inspiration/london_by_night/index.html

World 66
Recommended pubs and bars in the British capital.
http://www.world66.com/europe/unitedkingdom/england/london/nightlife

Young's
A well-established chain of traditional English pubs.
http://www.youngs.co.uk/