You can write – or copy / paste – your VAT numbers into the contact form and fill in the remaining fields. You can write (or copy / past) as many vat numbers as you like.
Write VAT numbers as follows (with no spaces between the country code and VAT number):
You will receive the results of the validation later to day and no later than tomorrow.
REMEMBER: Write your e-mail address (and your VAT-number). If not, I will not be able to send the validation result to you.