The following exceptions apply:

American Airlines and Qantas offer programmes enabling customers to pay to gain access to their lounges. These programmes are not part of the oneworld agreement, and members of these programmes are not entitled to access lounges under the oneworld agreement.
American Airlines AAdvantageŽ members, regardless of their tier status or class of travel, are not eligible for lounge access when travelling solely on North American flights within or between the U.S., Canada, Mexico (except Mexico City), the Bahamas, Bermuda and the Caribbean. For more information, visit, http://www.aa.com/i18n/travelInforma...miralsClub.jsp
Qantas Frequent Flyer Gold members, regardless of their oneworld tier status, cannot access Qantas Domestic Business Lounges.
Qatar Airways Al Safwa and Al Mourjan lounges at Hamad International Airport in Doha and Qatar Airways Premium Lounge at London Heathrow Terminal 4 are excluded.