If you stay in India and you are using any Indian Mobile Operator service such as Docomo, Idea, Airtel etc then you must have received SMS with from different Companies as LM-ICICIB , TD-610437, LM-OLXInd, BP-ATMSBI, AM-DOMINO etc.

What does SMS Prefixes like LM, TD etc means

Have you ever Thought from where these Prefixes come and how they set this?

These format are Specified by TRAI and is used by the BULK SMS provider . The last 6 letter or Number are for the Organization to Choose such as OLXInd for OLX India or DOMINO for Domino’s Pizza etc.

Now the First Letter is for the Telecom Service Provider used by the Bulk SMS provider and the Second Letter is for the Location of Origin of the message.

Here is a List in a Table which explains the Telecom Service Provider details and Location details-

Service Provider Code Aircel, Dishnet Wireless D Airtel A BSNL B BPL Mobile/Loop Telecom L Datacom Solutions C HFCL Infotel H Idea Cellular I MTNL M Reliance Communications R Reliance Telecom E S tel S Shyam Telecom Y Spice Telecom P Swan Telecom W Tata Teleservices T Unitech U Vodafone V

Service Circle Code Andhra Pradesh A Assam S Bihar B Delhi D Gujarat G Haryana H Himachal Pradesh I Jammu & Kashmir J Karnataka X Kerala L Kolkata K Madhya Pradesh Y Maharashtra Z Mumbai M North East N Orissa O Punjab P Rajasthan R Tamil Nadu T UP-East E UP-West W West Bengal V


So when to you get a SMS as TA-DOCOMO it means Its from Tata Teleservices from Andhra Pradesh. Share this Among your Friends .

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