What are the ip addresses needed to block facebook on a computer?

[drako jd]

These are the examples of myspace address that I have:# block myspace.com host names
127.0.0.1 log.myspace.com
127.0.0.1 browseusers.myspace.com
127.0.0.1 classifieds.myspace.com
127.0.0.1 collect.myspace.com
127.0.0.1 events.myspace.com
127.0.0.1 favorites.myspace.com
127.0.0.1 forum.myspace.com
127.0.0.1 groups.myspace.com
127.0.0.1 home.myspace.com
127.0.0.1 invite.myspace.com
127.0.0.1 linux.myspace.com
127.0.0.1 login.myspace.com
127.0.0.1 message.myspace.com
127.0.0.1 messages.myspace.com
127.0.0.1 music.myspace.com
127.0.0.1 mx2.myspace.com
127.0.0.1 myspace.com
127.0.0.1 ns1.myspace.com
127.0.0.1 ns2.myspace.com
127.0.0.1 profile.myspace.com
127.0.0.1 rio.myspace.com
127.0.0.1 search.myspace.com
127.0.0.1 vids.myspace.com
127.0.0.1 viewmorepics.myspace.com
127.0.0.1 vmta01.myspace.com
127.0.0.1 vmta02.myspace.com
127.0.0.1 vmta03.myspace.com
127.0.0.1 vmta04.myspace.com
127.0.0.1 vmta05.myspace.com
127.0.0.1 vmta06.myspace.com
127.0.0.1 vmta07.myspace.com
127.0.0.1 vmta08.myspa

[The Unit]

http://www.facebook.com
developers.facebook.com

Did you try to use the *.myspace.com to block multiple domains related to myspace?