Bring your number to Three

Please enter your details below:

Not with Three Business?

Go to the personal switching form.

Please make sure your SIM has been fully activated before completing this form. We recommend leaving 24 hours after activating your account.

If you’re switching more than one number, you’ll need to do them one at a time. Alternatively, call us on 337 from your Three Business phone and we’ll switch them for you.

There are the following errors.

Your Three Business number The number that comes with your new Three SIM. Please enter a valid Three business number. This should start with 44. Your old number The phone number you want to bring to Three. Please enter a valid mobile number. This should start with 44.

Account owner's date of birth

Day (DD) Month (MM) Year (YYYY) date of birth tooltipPlease enter a valid date of birth. E.g. 01 01 1991.

PAC You can get this code from your non-Three provider. It comes in ABC123456 format using capital letters. Please enter the PAC you were given by your old network provider in the following format: XXX123456. Activation date This will take effect by the date below. You can pick a different date that's up to 30 days ahead. Please enter a valid date.

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