SMS Sender ID Prefixes in india

From the Incoming SMS, Can you tell me which are promotional SMS and which of these are transactional type?

One can very easily differentiate a transactional SMS from a promotional SMS based on the Sender-ID it gets delivered from.

SMS Sender ID Prefixes

SMS Sender ID Prefixes

All sms will ahve prefix as LM, MD, DM,etc which are automatically set by the operator delivering the particular message. Because we work with different SMS gateways in India who internally work with multiple operators who may try to send your SMS via the cheapest & best route possible, the prefix is mostly unpredictable. These prefixes are meant to inform the recipient about the channel used in delivering the SMS. Typically, they use this Prefix information to report a DND/NDNC violation to operators.

The following are the list of SMS prefixes used in India and their explanation:

Operator Codes:

Service Provider Code
Aircel, Dishnet Wireless D
Airtel A
BPL Mobile/Loop Telecom L
Datacom Solutions C
HFCL Infotel H
Idea Cellular I
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


State Codes that signify the SMS Gateway Origin:

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, If you got an SMS from “MD-SMSHZN” – This SMS was delivered by MTNL DELHI. (or)

“LM-SMSHZN” – This SMS was delivered by LOOP MUMBAI which is of Transactional SMS Type

“MD-217215” – Is a Promotional SMS by/from MTNL DELHI.

Note: We have a dedicated route from MTNL Delhi.

13 thoughts on “SMS Sender ID Prefixes in india

      1. It belongs to the company “P B RETAIL PRIVATE LIMITED”, registered in Delhi.

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