Switching your mobile number to BSNL can provide you with better network coverage, competitive tariffs, and reliable customer service. Here’s a quick guide to help you through the process.

Step-by-Step Guide

  1. Send Porting Request
    • Send an SMS: PORT <Your 10-digit mobile number> to 1900.
    • For J&K prepaid subscribers, call 1900 instead of sending an SMS.
  2. Receive Unique Porting Code (UPC)
    • You will receive an SMS with your UPC. Note that this code is valid for 15 days (30 days for Jammu & Kashmir, Assam, and North East).
  3. Visit BSNL Customer Service Centre (CSC)
    • Locate your nearest BSNL CSC, authorized franchisee, or retailer.
  4. Fill Out Customer Application Form (CAF)
    • Provide necessary details like your name, address, existing mobile number, and UPC.
    • Submit identity and address proof, and a passport-sized photograph.
  5. Pay Porting Fees
    • Currently, BSNL does not charge any fees for porting into their network.
  6. Receive New BSNL SIM Card
    • After submitting your application, you will receive a new BSNL SIM card.
  7. Approval and Notification
    • BSNL will process your porting request and notify you of the porting date and time.
  8. Change SIM Card
    • At the specified time, replace your old SIM card with the new BSNL SIM card.
  9. Verify Porting and Check Services
    • Verify the porting by making a call or sending a message.
    • Check your balance and ensure all services are functioning properly.


Porting your mobile number to BSNL is a simple and straightforward process. Follow these steps to enjoy the benefits of BSNL’s extensive network coverage and excellent customer service.


1. What documents do I need to port my number to BSNL?

  • Proof of identity, proof of address, a passport-sized photograph, and the Unique Porting Code (UPC).

2. How long does the porting process take?

  • The porting process usually takes a few days, but you will be notified of the exact date and time.

3. Can I port my number online?

  • No, you need to visit a BSNL Customer Service Centre, authorized franchisee, or retailer.

4. What happens if my porting request is rejected?

  • If your porting request is rejected, contact BSNL customer support for assistance.

5. Will I lose my contacts and data when I change my SIM?

  • No, your contacts and data are stored on your phone, not the SIM card. However, it’s always a good idea to back up your data before changing SIM cards.