What is USSD? USSD (Unstructured Supplementary Service Data) is a Global System for Mobile Communications (GSM) protocol that is used to send text messages. USSD is similar to Short Message Service (SMS). USSD uses codes made up of the characters that are available on a mobile phone.

MTN

MTN NG

If you use MTN, you might have observed that *556# and its variants are no longer functioning. The same applies to the data code, which was once *131#. These are the new codes.

  • For airtime recharge, the new code is *311* Voucher PIN #
  • To check MTN airtime balance, the new code is *310#
  • To borrow airtime, dial *303#
  • To buy data, dial *312#
  • To share data, dial *321#
  • To check your data balance, dial *323#
  • For MTN Value-added Services, dial *305#
  • To link your NIN to your MTN line, dial *996#

To check your MTN phone number,

  • Dial *123#. Choose Account Info or 1.
  • From the new menu, choose My Number, and your number will be displayed in the pop-up on your screen.
  • You can also just dial *123*1*1# for a straightforward path.

Airtel

Airtel NG

Airtel users will also need to let the old *124# for checking balance go. The new USSD codes are:

  • For airtime recharge, the new code is *311* Voucher PIN #
  • To check Airtel’s airtime balance, the new code is *310#
  • To borrow airtime, dial *303#
  • To buy data, dial *312#
  • To share data, dial *321#
  • To check your data balance, dial *323#
  • For Airtel Value-added Services, dial *305#
  • To link your NIN to your Airtel line, dial *996#

Glo

Glo NG

  • For GLO airtime recharge, the new code is *311* Voucher PIN #
  • To check GLO airtime balance, the new code is *310#
  • To borrow airtime, dial *303#
  • To buy data, dial *312#
  • To share data, dial *321#
  • To check your data balance, dial *323#
  • For GLO Value-added Services, dial *305#
  • To link your NIN to your GLO line, dial *996#

9Mobile

9Mobile

  • For airtime recharge, the new code is *311* Voucher PIN #
  • To check 9Mobile airtime balance, the new code is *310#
  • To borrow airtime, dial *303#
  • To buy data, dial *312#
  • To share data, dial *321#
  • To check your data balance, dial *323#
  • For 9Mobile Value-added Services, dial *305#
  • To link your NIN to your 9Mobile line, dial *996#

 

What USSD code remains unchanged

Note: If you try any of these codes and they do not work, you may have to try the old ones, as some network providers have yet to adopt the new USSD codes fully. It is also important to note that the commission did not change some codes and their functions; these codes are

  1. 996 now verifies subscriber identity module (SIM) registration or NIN-SIM linkage.
  2. 2442 is retained for Do-Not-Disturb (DND) unsolicited messaging complaint management.
  3. 3232 is also retained for porting services, otherwise called mobile number portability