What is DM, AM, VM, AD, LM, DZ Prefix in SMS Messages

What is DM, AM, VM, AD, LM, DZ Prefix in SMS Messages

DM, AM, VM, AD, LM, DZ these are the most common prefixes you will find in promotional SMS. These prefixes refer to Operator Name and Operator City Name

First character here refers – Operator Name.
Second character here refers – Operator City Name.

DM:

D: Airtcel – Dishnet Wireless

M: Mumbai

List of Operators in India:

Service Operator Code
Airtel A
Aircel, Dishnet Wireless D
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

 

List of Operators City Name:

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