.AD is the Internet country code top-level domain (ccTLD) for Andorra. It is administered by Servei de Telecomunicacions d’Andorra, today called Andorra Telecom.

Applicants must be the holder or exclusive licensee of a verbal trademark registered in Andorra. Persons not resident in Andorra must be represented in dealings with the Andorran Trademark Office (OMPA) by an accredited agent.

Alternatively, an applicant can be the holder of a trade name registered in Andorra (this is only available to Andorran citizens or persons resident in Andorra for over 20 years).