It is a social messaging service to share and connect with friends and fans
Over 25 million users, billions of messages sent
To join hit the link--- http://www.smsgupshup.com/
To join hit the link--- http://labs.google.co.in/smschannels/
To get free sms daily login to--- http://www.mytoday.com/
It is a SMS Blog is a group or a live community on tagg.in which could be used for microblogging (life streaming), sharing info on some specific area of interest, or spreading the word on an event / activity streaming.
It is also fast and free blogging via SMS
To join & more info visit--- http://tagg.in/
-----Micro-blogging & sharing website..
Start your SMS blog
Follow friends and tags
Share SMSes on email, facebook, orkut or twitter
To join & more info--- http://www.vakow.com/