Meaning of Bulk SMS codes like DZ, DM, LM, DT

What is the meaning of SMS codes like DZ, DM etc. ?

You might received SMS from Way2SMS, Freecharge, your banks with sender name like

DT -Topup, BW-Google, DM- Amazon, VM- Redbus etc.

You ever thought what is the meaning of DT, BM, DM etc. ? 

Here is the answer

SMS which are send by Bulk SMS providers follows certain rules framed by Telecome Regulatory Authority of India (TRAI).

According to TRAI rules, 

• The name of the sender should be restricted to 6 characters. (E.g DT - Topup, DZ - WAYSMS) 
• The first two character prefix have specific meaning. 
• First character represents the service provider

Operator	Code
Aircel, Dishnet Wireless	D
Airtel	A
BSNL	B
BPL Mobile/Loop Telecom	L
Idea Cellular	I
MTNL	M
Reliance Communications	R
Reliance Telecom	E
Tata Teleservices	T
Unitech	U
Vodafone	V

• Second character represents the location from which the SMS is originated. 

Operator	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
Tamilnadu	T
UP-East	E
UP-West	W
West Bengal	V

So hereafter if you receive message with address DT - Topup then understand that the message is send by operator Aircel & T represents message originated from Tamilnadu.

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I am Vicky AV, Engineer, Pro Blogger & Twitterati.
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