Did you know that you can send text messages directly to the cellphone of your contacts where ever they may be situated, using your ubiquitous email ? Yes you can. There are a number of online websites which allow you to send text messages to any cellphone number. But if you know of the free Email-to-SMS gateways of the carrier service, you can also send the text message directly from your email client or from a webmail service like Gmail. The following are a couple of resources which help you in sending free SMS text messages to any cellphone number – no matter which carrier.
GizmoSMS – This is an online service which allows you to send free text messages to any mobile phone across the world. To send the message, just select the country, enter the number to send, and the message, and press the “Send” button.
TxtDrop – This is another online service which can be used to send free text messages to the mobile phone of your friends and family.
Quite a few cell service companies provide free e-mail to SMS gateways where you can send text messages for free via e-mail.
Indian cellular companies who provide free email to SMS gateways
BPL Mobile – phonenumber@bplmobile.com
Chennai RPG Cellular – phonenumber@rpgmail.net
Chennai Airtel – phonenumber@airtelchennai.com
Delhi Airtel – phonenumber@airtelmail.com
Delhi Hutch – phonenumber@delhi.hutch.co.in
Idea Cellular – phonenumber@ideacellular.net
Orange – phonenumber@orangemail.co.in
World wide list of free email to SMS gateways
Tech-faq.com has put together a comprehensive list of free email to sms gateways provided by the cellular carriers in countries world wide. Check out if your mobile carrier is listed.
Yet another comprehensive list I came across was at Makeuseof.com. Check out their list too.

