Reservations are being taken now. Please see the below code.
A block of 300 rooms has been reserved for attendees of the Commandant's Marine Corps Birthday Ball. The rate for these rooms is $159.00 per night plus tax. Say you are with the Commandant's Birthday Ball group and provide them with the code Z-USM11 for special pricing.
Room reservations can be made through the Gaylord National Resort and Convention Center website or by calling 301-965-2000. Check-in time is 3:00 pm; check-out is 11:00 am. Any unsold rooms will be released after a date to be determined.