SendSMSnow - SendSMSnow is one of the best services over the internet that lets the users to send free SMS in any part of the world in addition to India.
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
AFreeSMS - AFreeSMS is a free web-based service that allows you to send unlimited free SMS messages online, no need to register, just type your message and send unlimited SMS to anywhere around the world for free.
Twilio - Brings voice and messaging to your web and mobile applications.
FreeSMS8 - FreeSMS8 is one of the best SMS sending websites that allow the Indian phone users to send free SMS to any mobile network operating in India.
Restcomm - Next generation cloud communication platform that allows for the easy building of voice, video, and messaging applications.