Concise answer
Nigeria data users can start with the operator USSD codes below for bundle purchase menus and balance checks. Every displayed row has an official operator source attached.
Official Nigeria data USSD codes
| Operator | Task | Code | Instruction | Checked date | Source |
|---|---|---|---|---|---|
| Airtel | Buy data | *312# | Dial *312# and follow the prompts. | 4 Aug 2026 | Official source → |
| Airtel | Check balance | *323# | Dial *323#. | 4 Aug 2026 | Official source → |
| MTN | Buy data | *312# | Dial *312# and follow the prompts; the current help page also exposes *312*1#. | 4 Aug 2026 | Official source → |
| MTN | Check balance | *323*4# | Dial *323*4#; the current help page also lists *310#. | 4 Aug 2026 | Official source → |
| Glo | Buy data | *312# | Dial *312# and follow the prompts. | 4 Aug 2026 | Official source → |
| Glo | Check balance | *323*0# | Dial *323*0#; the data menu at *312# also provides balance access. | 4 Aug 2026 | Official source → |
| T2 | Buy data | *312# | Dial *312# and follow the prompts. | 4 Aug 2026 | Official source → |
| T2 | Check balance | *323# | Dial *323#. | 4 Aug 2026 | Official source → |
| T2 | Check balance | *312*2# | Dial *312*2#, or dial *312# and choose option 2. | 4 Aug 2026 | Official source → |
Airtel*312#
Buy data
- Instruction
- Dial *312# and follow the prompts.
- Checked date
- 4 Aug 2026
- Official source
- Open source →
Airtel*323#
Check balance
- Instruction
- Dial *323#.
- Checked date
- 4 Aug 2026
- Official source
- Open source →
MTN*312#
Buy data
- Instruction
- Dial *312# and follow the prompts; the current help page also exposes *312*1#.
- Checked date
- 4 Aug 2026
- Official source
- Open source →
MTN*323*4#
Check balance
- Instruction
- Dial *323*4#; the current help page also lists *310#.
- Checked date
- 4 Aug 2026
- Official source
- Open source →
Glo*312#
Buy data
- Instruction
- Dial *312# and follow the prompts.
- Checked date
- 4 Aug 2026
- Official source
- Open source →
Glo*323*0#
Check balance
- Instruction
- Dial *323*0#; the data menu at *312# also provides balance access.
- Checked date
- 4 Aug 2026
- Official source
- Open source →
T2*312#
Buy data
- Instruction
- Dial *312# and follow the prompts.
- Checked date
- 4 Aug 2026
- Official source
- Open source →
T2*323#
Check balance
- Instruction
- Dial *323#.
- Checked date
- 4 Aug 2026
- Official source
- Open source →
T2*312*2#
Check balance
- Instruction
- Dial *312*2#, or dial *312# and choose option 2.
- Checked date
- 4 Aug 2026
- Official source
- Open source →
Related Nigeria pages
Official sources
- Data Plans Airtel Nigeria · checked 4 August 2026
- Data bundles help MTN Nigeria · checked 4 August 2026
- Data plans FAQs Globacom · checked 4 August 2026
- T2mobile data plans T2mobile · checked 4 August 2026
- T2mobile frequently asked questions T2mobile · checked 4 August 2026