HOW TO: Change your cell phone network using Mobile Number Portability?

Mobile Number Portability was launched on January 20, 2011 in India by the Prime Minister nationalwide.

What is Mobile Number Portability?

Mobile Number Portability is service through which you can change your Mobile network service provider without changing your Mobile Number. This service implies both for postpaid and prepaid plans

Mobile Number Portability(MNP) Helpline Number

• Vodafone-18001234567
• IDEA-18002700000
• MTNL Mumbai-1800221503

USSD CODES

Mobile Operator Codes /USSD Codes for Mobile Operators

Airtel
*140*6575# by dialing this you will recieve a call from your number itself use it to know your number.(not sure abt it whether it works everywhere)
Do Not Disturb ‐ Regisitration or deregistration SMS “DND” to 121or 1909
For MOBILE INTERNET Internet settings sms MO to 543210
To stop any service Activated on your mobile type " STOP " and send to 121
Delhi
*222*2# - Airtel to Airtel 30 paise call 24hr. 5Rs
*678# - AIRTEL ACT & DEACT Hello Tune ALL CIRCLE working roaming Area
*123*11# - Show your ALL Balance
*567*2# - Net On Phone, NOP
*321# - Airtel live Packs