ATC Corona Inc - Taekwondo & Hapkido in Corona is no longer listed with dojos.info. Most likely this school is no longer in business. However, sometimes if a school moves to a new location, the owner may list the new location as a new Dojo on dojolocator.com, rather than updating the existing listing with new address.
Please see the current list of Martial Arts Schools in Corona, you may find another school offering what you are looking for.
If you are associated with ATC Corona Inc - Taekwondo & Hapkido and the Dojo is still operating, please contact us and request a re-activation of this Dojo's listing.