PAN India mobile operator revolutionizing the connectivity by offering free BSNL 4G SIM upgrade to existing 2G/3G customers as part of its nationwide 4G network rollout.
The state-run telecom operator is providing complimentary 4GB data valid for three months to encourage users to embrace the latest technology.
How to Upgrade Your BSNL SIM to 4G
The process to upgrade your BSNL SIM involves a few simple steps
Check Your BSNL Current SIM Type
Send an SMS with ‘SIM’ to 54040 to verify your existing SIM card type. If you receive a response indicating 3G, you’re eligible for a free upgrade.
The upgrade process can be initiated through two methods:
BSNL SIM Upgrade Customer Initiated Process
This is the simple way for allowing BSNL 4G upgrade SMS format as follows
- Visit any BSNL Customer Service Center or authorized retailer
- Collect your free 4G SIM card
- Send SMS “RE4G (space) SIM number (space) Circle code” to 53734
Reply with “RE4G YES” when prompted Wait for activation confirmation (usually within 15 minutes), and the following are the circle codes to send SMS in the said format
| Circle Name | Circle Short Code |
|---|---|
| ANDAMAN TELECOM CIRCLE | AN |
| ANDHRA PRADESH | AP |
| ASSAM TELCOM | AS |
| BIHAR TELECOM | BH |
| CHHATTISGARH | CG |
| CHENNAI | CHN |
| CALCUTTA TELECOM DISTRICT | CTD |
| GUJARAT | GJ |
| HIMACHAL PRADESH | HP |
| HARYANA | HR |
| JHARKHAND TELECOM CIRCLE | JH |
| JAMMU AND KASHMIR | JK |
| KERALA | KE or KL |
| KARNATAKA | KTK |
| MAHARASHTRA | MH |
| MADHYA PRADESH | MP |
| NORTH EAST 1 | NE1 |
| NORTH EAST 2 | NE2 |
| ORISSA TELECOM CIRCLE | OR |
| PUNJAB | PB |
| RAJASTHAN | RJ |
| TELANGANA | TG |
| TAMIL NADU | TN |
| UPEAST | UE |
| UTTARANCHAL | UL |
| UPWEST | UW |
| WEST BENGAL | WB |
BSNL SIM Up-gradation CSC/Channel Partner Process
- Visit BSNL CSC outlet
- Complete digital KYC verification
- Receive pre-formatted SMS
- Send confirmation SMS as instructed
- Services activate within 24 hours
Required Documents for BSNL SIM Upgrade
- Aadhaar card
- Valid ID proof
- Address proof
- Recent passport size photograph
BSNL has introduced a revolutionary Universal SIM platform that enables:
- Mobile number selection on-the-fly
- SIM replacement without geographical restrictions
- Remote SIM profile modifications
BSNL SIM Upgrade Online
Here’s the step-by-step process to upgrade your BSNL SIM using the Selfcare app in simple steps
- Go to Quick Action on the homepage of BSNL Selfcare App
- Click on “Upgrade to 4G SIM”
- Select your number from the account list
- Enter your delivery address details
- Submit the request and follow on-screen instructions.
The app’s interface is designed to be user-friendly and provides real-time updates on service requests and account changes related to BSNL SIM upgrade also.
BSNL digital transformation extends beyond just SIM upgrades, encompassing a complete suite of online services for customer convenience. The BSNL Selfcare app has become an essential tool for subscribers, offering features like instant recharges, bill payments, and service requests management like BSNL 4G SIM upgrade, and this digital-first approach aligns with BSNL’s commitment to providing seamless telecommunication services across India.
