15+ Cheap Data Codes for MTN, Airtel, Glo & 9mobile (2025/2026 Guide)

September 11, 2025

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Stop overpaying for data in Nigeria. This 2025/2026 guide reveals the best cheap data codes for MTN, Airtel, Glo, and 9mobile to get more GB for your money.

In Nigeria, data is essential, but the costs can quickly add up. Are you tired of burning through your data allowance and looking for ways to get more for your money? You’re in the right place. There are dozens of special USSD codes and offers that can give you significantly more data than the standard plans, but most people don’t know they exist.

In this guide, we will share over 15 of the best cheap data codes and plans for all major networks—MTN, Airtel, Glo, and 9mobile. Whether you’re a student on a budget or just a smart subscriber, these codes will help you save money and stay connected.

A Quick Disclaimer: The availability of these offers can sometimes depend on your SIM card’s eligibility and your current tariff plan. While these codes are tested and working, not every SIM will be eligible for every offer. It’s always a good idea to try them and see which ones work best for you.

For context, here are the tariff plans used to test many of these codes:

MTN: MTN Pulse
Airtel: Airtel Freedom Plan
Glo: Glo Talk On
9mobile: More Life Complete

Now, let’s get into the codes that will save you money.

Table of Contents

MTN Cheap Data Codes

MTN offers some of the most diverse and valuable cheap data plans if you know the right codes to dial.

1. The Smart Budget Plan (800MB for ₦200)

This plan is perfect for users who need a decent amount of data for a full month without spending much.

The Code: Dial *121*311#
The Offer: Get 800MB of data for just ₦200.
Validity: 30 Days.
Smart Calculation: If you subscribe to this five times in a month, you get 4GB of data for only ₦1,000.

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2. The Alternative Budget Plan (1GB for ₦200)

If the first code doesn’t work for you, this is another excellent alternative that offers even more data for the same price.

The Code: Dial *312*10#
The Offer: Get 1GB of data for just ₦200.
Validity: 30 Days.
Smart Calculation: Using this plan five times gives you a massive 5GB of data for only ₦1,000. To put that in perspective, a standard monthly plan for 10GB on MTN can cost ₦4,500, but with this method, you can get 10GB for just ₦2,000.

3. The Heavy User Deal (14GB for ₦3,500)

For those who need more data for streaming, downloading, and heavy browsing, this offer provides incredible value.

The Code: Dial *121*2#
The Offer: This code gives you two options, but the best value is 14GB for ₦3,500.
Validity: 30 Days.
Why it’s a great deal: A standard MTN monthly plan for ₦3,500 often gives you only 9GB of data. This code gives you an extra 5GB for the same price.

4. The Emergency ₦20 Plan (150MB)

Have you ever run out of data and needed just a small amount to access your banking app or send an important message? This code is a lifesaver.

The Code: Dial *312*86#
The Offer: Get 150MB (75MB + 75MB bonus) for just ₦20.
Validity: 7 Days.
Best Use Case: This is your go-to plan when you’re out of data and airtime and just need enough to log into your bank app to buy more.

5. The Student Plan (4GB for ₦1,000)

This plan is highly recommended for students or anyone who needs a reliable monthly data bundle on a tight budget.

The Code: Dial *312*65*3#
The Offer: Get 4GB of data for just ₦1,000.
Validity: 30 Days.
Why it’s great: It offers a perfect balance of affordability and a generous data allowance for staying on top of lecture updates, research, and social media.

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Airtel Cheap Data Codes

Airtel is known for its “combo” plans that offer great value for both data and voice calls.

1. The Airtel Combo Deal

Airtel offers special combo plans that provide significantly more data than their standard offerings.

The Code: Dial *141# and look for “My Offer” or special data deals.
The Offers to Look For:
- 15GB for ₦4,000
- 40GB for ₦7,500
Validity: 30 Days.
Why it’s a great deal: A standard ₦7,500 plan on Airtel might only give you 25GB. The combo offer gives you an extra 15GB for the same price.

2. Airtel 200 for 2GB Plan

This is a popular and highly valuable plan for short-term use.

The Code: Dial *141*241# and select the appropriate option.
The Offer: Get 2GB for ₦200.
Validity: 2 Days.

Glo Cheap Data Codes

Glo is famously known as the “Grandmaster of Data,” and these codes prove why.

1. The Glo Sunday Special (1.25GB for ₦200)

If you need a quick data boost for the weekend, this is one of the best deals available.

The Code: Dial *777#, select “Data,” then “Buy Data Plan,” and look for the special Sunday plan.
The Offer: Get 1.25GB for ₦200.
Validity: 1 Day (Valid only on Sunday).

2. The Glo 200 for 1GB Plan

This is another fantastic short-term plan from Glo that offers great value.

The Code: Dial *777# and navigate to the special data offers.
The Offer: Get 1GB for ₦200.
Validity: 1 Day.

9mobile Cheap Data Codes

9mobile also has some competitive data deals for its users.

1. 9mobile Special Data Offer (1GB for ₦200)

This is a great daily plan that gives you a lot of data for a very low price.

The Code: Dial *929*10# or *229*3*2#.
The Offer: Get 1GB of data for ₦200.
Validity: 1 Day.

2. 9mobile Heavy Night Plan (5GB for ₦1,000)

For night owls who do a lot of downloading or streaming, this plan is unbeatable.

The Code: Dial *229*3*4#.
The Offer: Get 5GB of data for ₦1,000.
Validity: 30 Days (Usable only from 12 AM to 5 AM).

The Ultimate Welcome Package (All Networks)

This is one of the best-kept secrets for getting a massive amount of free data. All the major networks offer a huge “welcome bonus” just for downloading and registering on their official mobile app for the first time.

How it Works: Simply go to your app store, download the official app for your network, and register with your phone number.
The Offers:
- MTN (MyMTN NG App): Get up to 50GB of free data.
- Airtel (MyAirtel App): Get up to 45GB of free data.
- Glo (My Glo Cafe App): Get up to 100GB of free data.
- 9mobile (My9mobile App): Get up to 40GB of free data.

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The Catch: This massive data bonus is only valid for one day.

Pro Tip: To make the most of it, activate this bonus at 12:01 AM. This will give you a full 24 hours to use the data before it expires at midnight. If you activate it at 4 PM, it will expire in just 8 hours.

Summary

Stop paying the standard rates for data when you don’t have to. By using these simple USSD codes and special offers, you can get significantly more data for your money and keep your subscription costs down. Try out the codes for your network and see how much you can save!

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