#USSD Code to Increase Validity of any Sim Card

How To Increase Validity of mobile SIM Services ?

Maintain More than Rs.24 main Balance before Dialing this USSD codes

Airtel

• *121*51#
• Airtel will Charge Rs 23 from Your Main Balance & You will get 28 Days Validity Increment

Idea

• *369*24# OR *150*24#
• Idea Will Charge Rs 24 and give you 28 days Validity

Vodafone

• *121*24# OR *444*24#
• Vodafone Will Charge Rs 23 for 28 Days Validity.