SMS from Excel :

Send SMS File Download

Download Free SMS Studio (5.1.0)

* Launch of New Version of SMS Studio (4.0).
Define Priority (High for quick delivery)
Character and SMS Count
Special Character support

* Check the SMS count before posting SMS.(Send 1 SMS to yourself and check the count deducted before posting the same SMS to many).

* DO NOT COPY PASTE SMS CONTENT.

You need to download our Excel plugin software. This software will be plugged in your Excel as Add In. This software is free and once downloaded you can send SMS directly from Excel without the requirement of logging in. With this you can use various features of Excel while sending SMS.
Require .Net Framework 2.0. (Inbuilt in Vista). It can be downloaded from here