APO, AE

ZIP code 09904 is located in Guantanamo Bay, Cuba. It is primarily known for being the site of the Guantanamo Bay Naval Base, which houses a U.S. military prison and detention camp. Other notable landmarks in this area include the Guantanamo Bay lighthouse and the John Lejeune Beach. The ZIP code serves primarily as a postal code for military personnel and civilians living and working within the base.