Where can I find my document support number? For DNI/NIF and NIE
Where can I find my document support number?
The document support number is an identifying detail that may be required during identity verification. Its location varies depending on the type of document:
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a) Electronic DNI (NIF)
If your document is an electronic DNI, the document support number appears on the front of the document.
- It consists of 3 letters and 6 digits.
- Example:
AAA123456
Use the image below to find it on your particular DNI format:
b) Foreigner’s card or residence permit (NIE)
If you have a foreign national’s identity card or a residence permit (NIE), the document support number is also on the front of the document.
- It starts with the letter E followed by 8 digits.
- If it has fewer than 8 digits, add leading zeros.
- Example:
E08765432
View the image that matches your card’s format:
💡 If you are unsure when entering the document support number, make sure you copy it exactly as it appears on the document, without spaces or typing errors.
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With iButlers you do not need to worry about which details to request or how to adapt them to the guest's document type.
- Each booking generates an online form personalised for the guest.
- The system automatically detects whether it is a DNI, NIE or passport.
- The system requests only the fields required by law for the relevant document type.
- The system avoids errors and makes check-in quicker while keeping it legal and secure.
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