Code To Check Mtn Data Balance: *323# Works Instantly (2025 Update)

Have you ever been surprised by your data finishing out of nowhere? 😩 Whether you're streaming, browsing, or just scrolling through TikTok, it’s smart to always keep an eye on your MTN data balance.

The good news? It takes less than 10 seconds with the new MTN data balance USSD code: *323#.

What Is the MTN Code to Check Data Balance in 2025?

The official and fastest USSD code to check your MTN data balance is:

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*323#

This code works on all phones — whether you're using a smartphone, feature phone, or browsing phone. No app. No airtime. No stress.

How to Use *323# to Check Your MTN Data

Follow these simple steps:

1. Open your phone’s dialer (make sure you’re using your MTN line).
2. Dial *323#
3. Press the call button
4. Your data balance (main + bonus) will appear on your screen

This works instantly and shows your active data bundle, bonus data, and expiration date.

Why Did MTN Change the Code?

In 2023, the Nigerian Communications Commission (NCC) rolled out a new harmonized set of USSD codes to unify access across all mobile networks. As part of this change:

• Old code like *131*4# was retired
• New code *323# is now standard for checking data balance on MTN, Glo, Airtel, and 9mobile

Benefits of Using *323# for MTN Data Balance

• No airtime required: Free to use anytime
• Works without internet: Perfect for feature phones
• Fast & accurate: Get results in seconds
• Shows both main + bonus data

MTN USSD Codes Cheat Sheet (2025)

Frequently Asked Questions (FAQ)

Q1: What is the correct MTN data balance code for 2025?

The correct and updated USSD code is *323#.

Q2: Why isn’t 1314# working anymore?

MTN replaced the old USSD codes in compliance with NCC regulations. Use *323# to check data in 2025.

Q3: Does *323# show bonus data too?

Yes, it displays your main data, bonus data, and validity periods.

Q4: Can I use *323# if I don’t have airtime?

Yes, it’s free and works even without airtime or internet.

Q5: What happens if the code doesn’t work?

Check if you’re using an MTN line. If it still doesn’t work, try restarting your phone or contacting MTN by dialing 300.

Final Thoughts: Stay in Control of Your Data

You don’t have to get caught off guard by unexpected data cutoffs. With *323#, MTN makes it easy to stay updated on your data usage, balance, and bonuses.

Pro Tip: Add the code to your contacts as “MTN Data Balance” so you never forget it.