*UPDATE: Follow us on Twitter to find out if we have a live stream going on our Tennis Party page.

Here is a sampling of sites offering live online streaming of the Barclays ATP World Tour Finals in London.

The tournament runs from Sunday, November 22 – Sunday November 29. Generally, the day matches start at 12:30pm GMT/7:30am EST and evening matches begin at 7:00pm GMT/2:00pm EST.

Click here to visit the World Tour Finals website. Click here for the U.S. TV Schedule.

2009 BARCLAYS ATP WORLD TOUR FINALS LIVE ONLINE TENNIS STREAMING

Tennis TV is offering a tournament-long subscription package for $24.95. It’s high quality, legit and fairly dependable, but might not be available in all areas (so read the fine print before you pay):

TENNISTV: Premium Paid Live Streaming
http://www.tennistv.com/

For free live streaming options for the ATP World Tour Finals, check out the sites below. But proceed at your own risk, as we can’t vouch for quality, content or non-sketchiness:

CHANNELSURFING Free Live Tennis Stream
http://channelsurfing.net/

MYP2P stream Free Live Tennis Stream
http://myp2p.eu/competition.php?competitionid=∂=sports&discipline=tennis

ATDHE.net Free Live Tennis Stream
http://atdhe.net/index.html

LiveScoreHunter
http://www.livescorehunter.com/Livescores/Livescore-Tennis.html

Also. . .

GOTOTENNIS TENNIS PARTY (From time to time we’ll host a tennis party and put up a stream on GTT)
http://www.gototennisblog.com/tennis-party/