The Olney Federal Support Center is an underground U.S. government facility owned by the Federal Emergency Management Agency (FEMA) and located in Montgomery County, Maryland. The center occupies of property west of Laytonsville, Maryland, on the site of a former Nike missile base. It is a communications, satellite teleregistration, and data network facility with various functions, both known and unknown to the general public. The facility at one time housed the FEMA Alternate Operations Center (FAOC) as a control center for the National Warning System. It is also part of the FEMA National Radio System (FNARS), a high-frequency radio network that links FEMA's emergency operations centers.
