India Speed Post provide a SMS service for customer to track their articles.
For Example, if you need to track EE123456789IN, you need send SMS in below format to 166 or to 51969.
POST TRACK EE123456789IN
Use all CAPITAL LETTERS in the SMS.
You can only track last two months status only.
The service is available from all the service providers in the Country.
Rates charged by the Service provider are applicable.
Actually, you can also track speed post through Speed Post Tracking site online, it is much more convenient.