Naval Air Station Joint Reserve Base New Orleans is a base of the United States military located in Belle Chasse, unincorporated Plaquemines Parish, Louisiana, United States. NAS JRB New Orleans is home to the 159th Fighter Wing, USCG Air Station New Orleans, a Marine Corps Reserve unit as well as other US Navy & US Army activities. The base has a 24/7 operating schedule to support both the 159th FW's NORAD air defense/homeland security requirements and for Coast Guard Air Station New Orleans search and rescue/maritime law enforcement missions. It contains a military airport known as Alvin Callender Field which is located three nautical miles (6 km) south of the central business district of New Orleans. The base's predecessor, NAS New Orleans, occupied the current location of the Universit