There are several ways to check three balance, remaining minutes, credit and validity. You are at the right place. You can either download the official App or call 444 to get the desired information from your mobile operator.
Official App: My 3 Balance Check
One of the ways to check your balance in three Sim is using official 3 apps. This app is available at Google Play Store and iTunes for free.
My 3 App Download: http://www.three.co.uk/threeapp
To use this app you need to have internet connectivity on your mobile handset.
Call Three Balance Checking Number
You can check your 3 mobile number balance by making a call to the following 3 balance checking mobile number. You will get an acknowledgement message with your balance details and validity.
Three Balance check number: 444
Click on the above balance checking number and you can Dial it directly from our website. No copy-past needed.
Know your 3 Minutes via TEXT
3 mobile operator provides several ways to check your 3 sim balance. One of such ways for checking your sim balance is by sending a query text to your operator.
Check my Three balance: not known
You will get a text message reply from your mobile operator with your credit balance and any allowances in response to the above text message.
My 3 Account Balance Online
You can also check your 3 account balance online by registering at the official website.
Register or Login: https://www.three.co.uk/My3Account/My3/Register
Now, you just have to login into your account to check your Three credit. You can perform several SIM related tasks such as online recharge, validity check, transaction history, add-ons and much more.
USSD/MMI Selfcare Number?
If you want to check your 3 SIM balance without using the internet then MMI/USSD codes are the option for you. Just Dial the following toll-free USSD code number.
3 Balance Checking Code: not available yet
You can click on the above USSD code To Dial it directly from our website.
There are several ways to know your remaining credit but if you are having issues then you should talk to 3 customer care.
3 Customer Care: http://www.three.co.uk/support/Contact-Us
More mobile codes for 3 customers
If you are using 3 SIM then you might be interested in checking your text and data balance. I have created a tutorial for them as well, you can kindly check the following guide.
Check data balance on 3 network SIM
Three Network Coverage Map
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Having Issue? Need Help?
I hope this tutorial had helped you to check your Three balance or credits. If you are facing any problem checking 3 balance then please let us know in comments and we will try our best to help you.