This are some popular websites which will allow you to send sms with your own identity
-way2sms.com
-160by2.com
-smsgupshop.com
-mycantos.com
-freesms8.com
-mjoy.com
-foosms.com
-smslife.in
-text4free.com
-allindiasms.com
-ismsmessages.com
-kathiyavad.com
-jijasali.com
-freesmsfun.com
Enjoy 🙂