Last Updated: May 31, 2017 01:39PM PDT

Changes in arrival and departure dates are easily made online:
  • Log into the ACR/ARHP Registration & Housing Website with your username and password.
  • Once you arrive at the Reservation Details page, select "Change Reservation".
  • You will arrive back at the hotel selection screen where you will have the option to change your arrival and departure dates or your hotel selection, based on availability.

The last day to make changes online is October 26, 2017. Beginning October 27, 2017, please contact your confirmed hotel directly to change or cancel your reservation.

If you need further assistance, please send us a message through the ACR/ARHP Registration & Hotel Support Center, or call us at 800-990-2446 or 415-979-2286, Monday through Friday, 6:00 a.m. to 6:00 p.m. Pacific Time.