All Three Business customers can register for an online account. If you're having problems, this may be because your contact information has already been used to set up an account, including any personal accounts you have with us. Contact us if you need help.
Registration and log in
Getting to your online account
Registration is easy, here's a quick guide.
How to register – I’m the Business Account Owner
1. Go to the registration page
Go to 'Register'. A new tab will open, so you can keep referring back to the process here.
2. Select ‘Business account owner’
Select the option ‘Business account owner’.
3. Find your Business Account Number
You'll need this to register your online account. You can find your Business Account Number (sometimes known as a Customer Account Number) in the attachment to the email we sent you after you ordered. The email subject line will be ‘Your Three Business account details'. Or find your business account number in the 'Welcome to Three Business’ email that we sent you.
The emails should look like below.
Example email
Example attachment (pdf document)
Welcome email
4. Enter details to register your account
Here are the details you'll need:
- Business Account Number (also called Customer Account Number)
- The email address you gave us when you placed your order
Create and confirm a password. This will need to contain 12 characters or more, and can contain special characters.
Then, select ‘Register’.
4. Verify your identity
We’ll email you a link you can use to verify your account. You'll need to do this within 24 hours of receiving the email.
5. Take control of your account
Once you’ve registered you can track your balance, review bills, choose Add-ons, manage your Spend Cap, add lines and more.
How to register – I’m the Business Employee
1. Go to the registration page
Go to 'Register'. A new tab will open, so you can keep referring back to the process here.
2. Select ‘Personal account or business employee’
Select the option ‘Personal account or business employee.’
3. Fill in your details
Fill in the details as below:
- Your Three Business mobile number
- Your email address
Create and confirm a password. This will need to contain 12 characters or more, and can contain special characters.
Then, select ‘Register’.
4. Verify your identity
We’ll email you a link you can use to verify your account. You'll need to do this within 24 hours of receiving the email.
How to log in
1. Go to the log in page
Log in from here, or go to ‘Login / register’ at the top of any Three Business page. A new tab will open, so you can keep referring back to this guide.
2. Go to ‘Log in’
3. Enter your log in details
Enter the email address and password you registered with, then select ‘Log in’.
Your password will be 12 characters or more, and may have contained special characters.
4. Having issues logging in?
See our FAQs below for answers to the most common problems.
Track billing online with a Three Business Account
With a Three Business account, the account holder can log in to view a breakdown of all bills and spending. And with the Three Business app, the account can be accessed on the go.
Your account at your fingertips
Manage your account on the move with the Three app. Track your bill and control your mobile spend, wherever you're working from.
Work smarter, with the Three app
FAQs
You may need to wait 24 hours after joining Three Business before you’re able to complete registration. If you still can’t register, or you’re not getting the validation code you need, Contact us and we’ll help you sort the issue out.
For any of the following, contact us.
- You’ve registered, but are being told your account isn’t registered when you try to log in.
- You’re not receiving the validation code you need to complete the log in process.
- Resetting your password isn’t working.
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