Facebook, Myspace, Twitter, and ect. I have no clue????
Google 'Chat Room Sites' yielded about 30,400,000 results.
For chatting to your friends, there are sites like Facebook, MySpace, Twitter and other such social networking sites. For chatting to strangers, there are sites like Omegle and ChatRoulette, although it is advisable to exercise caution when using these sites.
christianchatcity.com and vampirechatcity.com
Online sites with the ability to offer cam to cam chatting include the website Chat2yU, Videochat, Camvoice and ChatRandom. However there are several more to choose from.
Twitter Facebook oovoo tumbler omelge
only dating sites like yahoo because they can post their ads on Yahoo.com Google talk, AIM, MSN, and Myspace only like themselves.
their are some dating sites where they pair you up with dates
The Droid or the Black Berry from Verizon.
I think Imvu is fairly good and maybe weeble.
For video chatting you can use Skype, Google Video Talk and Facebook for free.
The question as to which social networks offer chatting services for free is a rhetorical question, as chatting is exactly the basic principal of social networking. This would mean that any site that is known as a social networking site offers just exactly that service.
Not that i know of... hope u get a better answer