For those members who want to call the hotel for a reservation:
Reference Order of the Amaranth and provide the reservationist
the group code: 

Phone 

To book online, please follow the link bellow:
https://www.ihg.com/holidayinn/hotels/us/en/phoenix/phxff/hoteldetail?cm_mmc=GoogleMaps-_-HI-_-US-_-PHXFF