This post is specifically written for those who are searching online for how to check their airtime balance and data balance on all networks - MTN, Glo, Airtel, and 9mobile.

The post includes all the necessary USSD codes and explains all the simple procedures to follow on how to check airtime balance and data balance on all mobile phone devices, modems, and other handy devices by using USSD codes in a simple, user-friendly manner.

In case you are having difficulties checking your balances, either airtime or data, this post is met for you because you will definitely find whatever you are looking for in regard to checking airtime balance and data balance on any network in Nigeria here.

For MTN Network Users

How to Check MTN Airtime Balance Using a USSD Code

Follow this simple procedure to check your airtime balance on MTN network SIM card using the USSD code:

1. Go to the Phone or Call dialler app;

2. Dial *310#;

3. Your airtime balance will display on the screen.

How to Check MTN Data Balance Using a USSD Code

To check your data balance on MTN network SIM card using the USSD code, follow this procedure:

1. Go to the Phone or Call dialler app;

2. Dial *131*4# or *323# or *460*260# (for MTN corporate data) or *461*4# (for MTN SME data);

3. Follow the instructions (where necessary) for a data balance check;

4. Your data balance will display on the screen;

5. You will also receive a text message containing your data balance.

For GLO Network Users

How to Check Glo Airtime Balance Using a USSD Code

To check your airtime balance on Glo network SIM card using the USSD code, follow this procedure:

1. Go to the Phone or Call dialler app;

2. Dial *310*1#;

3. Your airtime balance will display on the screen.

How to Check Glo Data Balance Using a USSD Code

Follow this simple procedure to check your data balance on Glo network SIM card using the USSD code:

1. Go to the Phone or Call dialler app;

2. Dial *127*0# or *323#;

3. Follow the instructions (where necessary) for a data balance check;

4. Your data balance will display on the screen;

5. You will also receive a text message containing your data balance.

For AIRTEL Network Users

How to Check Airtel Airtime Balance Using a USSD Code

This is a simple procedure to check your airtime balance on Airtel network SIM card using the USSD code:

1. Go to the Phone or Call dialler app;

2. Dial *310#;

3. Your airtime balance will display on the screen.

How to Check Airtel Data Balance Using a USSD Code

This is a step-by-step guide on how to check your data balance on Airtel network SIM card:

1. Go to the Phone or Call dialler app;

2. Dial *140# or *323#;

3. Follow the instructions (where necessary) for a data balance check;

4. Your data balance will display on the screen;

5. You will also receive a text message containing your data balance.