mobile.holidayinn.com works today but mobile.priorityclub.com does not work today. The device (mobile device vs non mobile device) may determine functionality (or not). And non of them work well on version 7 Blackberry OS today but...
As noted above,
http://www.ichotelsgroup.com/wireles...en/home.action
but I find mobile.holidayinn.com easier to remember...
Best I can tell all list all Priority Club reservations.