- www.visitlondon.com
http://www.visitlondon.com
Official web site of the London Tourist Board. Includes info on many Totally London special offers for theatres across the capital.

- Time Out
http://www.timeout.com/london/index.html
The going out guide for London - the hottest seats, and the must-see shows.

- The Half Price Theatre Ticket Booth In London's Leicester Square
http://home.clara.net/rap/half/
Does exactly what it says on the tin.

- London Theatre Guide
http://www.londontheatre.co.uk/
Comprehensive West End theatre listings, with "all the news and changes as they happen".

- 1st4LondonTheatre
http://www.1st4londontheatre.co.uk/
You can book tickets to top London plays, comedies, dramas and musicals through 1st 4 London Theatre Tickets.

- theatremonkey.com
http://www.theatremonkey.com/
London theatre listings, discounts, where the best value seats are, seating plans, maps, and advice for your london theatre visit.

- Disabled Access Guide
http://www.theatre-access.co.uk/
Information for disabled people wishing to visit theatres in London.

- Really Useful Theatres
http://www.stoll-moss.com/
Andrew Lloyd Webber's production company's web site.

- London Theatre Direct
http://londontheatredirect.com/
Book tickets for London theater (sic) plays, musicals and comedy shows, online.

- Ticketmaster
http://www.ticketmaster.co.uk/
The site provides consumers with quick and secure real-time access 24-hours daily to Ticketmaster's wide range of tickets for rock and pop, theatre, performing arts, sports, and attractions.

- Samuel French
http://www.samuelfrench-london.co.uk/
Publishing, selling and leasing plays for performance since 1830. Today they have over two thousand playscripts available.

- South London Theatre
http://www.southlondontheatre.co.uk/
- The National Theatre
http://www.nt-online.org/
- Shakespeare's Globe Theatre
http://www.shakespeares-globe.org/
- Theatre Royal Haymarket
http://www.trh.co.uk/
- The Old Vic Theatre
http://www.oldvictheatre.com/
- The Royal Court Theatre
http://www.royalcourttheatre.com/
- Almeida Theatre
http://www.almeida.co.uk/
- Soho Theatre
http://www.sohotheatre.com/
- Barbican
http://www.barbican.org.uk/
- Young Vic Theatre
http://www.youngvic.org/
- Pleasance Theatre
http://www.pleasance.co.uk/
- Lyric Hammersmith
http://www.lyric.co.uk/
- Hackney Empire
http://www.hackneyempire.co.uk/
- Sadlers Wells
http://www.sadlerswells.com/
- The Rose Theatre
http://www.rosetheatre.org.uk/
- The Bob Hope Theatre
http://www.bobhopetheatre.co.uk/