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FR NL EN
Mobile plans Prepaid Top up Roaming All mobile products
Internet plans Boost your Wi-Fi
Mobile
Mobile plans Prepaid Top up Roaming All mobile products
Internet
Internet plans Boost your Wi-Fi
Private Self-employed
Private Self-employed

Transferring your mobile number to us

Do you want to keep your mobile number from your previous operator? We’ll take care of that for you!

All we need is your authorization. You can give it quickly and easily online when activating your physical SIM card or eSIM.

Not working for you? No worries, there’s a plan B! Download the document and fill it in completely. Then send it back to us using the form below.

Important: The contract holder with the previous operator must sign the document.

You can find your customer number on your bill or in My BASE.

Please enter the phone number without spaces or special characters.

Upload the document for transferring your mobile number here

Only the following file types are permitted: PDF, JPG, JPEG and PNG. The maximum file size is 5 MB.

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