Trillium Papago, Phoenix, AZ, 85008. Bedrooms: 1-3. Welcome to the newest addition to the Trillium Residential family of luxury apartment communities...Trilliam Papago. This is Phoenix's premier apartment community. Trilliam Papago features Trilliam Residential's signature lifestyle amenities and unparalleled resident services. Corporate rates available please contact the leasing office for details!