Mangaluru: BSNL has upgraded its mobile network with indigenous 4G technology to provide improved connectivity and support the Government of India’s vision of Digital India, e-Governance and Quality Essential Public Communication Services.
All our esteemed customers using old 2Gl3G SIM cards are requested to upgrade their SlMs to 4Gl5Gcompatible SlMs to enjoy the benefits of BSNL’s upgraded network.
SIM UPGRADE – ABSOLUTELY FREE OF COST
Customers can get their old 2Gl3G SIM replaced with a 4Gl5G SIM absolutely FREE OF COST at the nearest: . .
BSNL Customer Service Centre (CSC) BSNL-authorised Retailer/ SIM Retailer
Customers are requested to upgrade their SIM at the earliest and experience BSNL’s upgraded 4G network.