Where do you find your customer and account number?

Your customer number

We ask for your customer account so we can quickly look you up in our customer database. Need to contact us? Then have your customer account ready.

You can find your customer number...

  • on your bill/invoice
  • in the mail with your bill/invoice
  • on My BASE, under "Your Profile".

Your account number

With your account number, we can prepare your bills/invoices with the correct details.

You can find your account number...

  • on your bill/invoice 
  • on My BASE, under "Your bills/invoices"