GFFX North Schools

• Centreville, Chantilly, Herndon, Madison, Marshall, McLean, Meridian, Mountain View, Langley, Oakton, South Lakes, Westfield

• Justice, Wakefield, Washington-Liberty, Yorktown

GFFX South Schools

• Fairfax, Robinson, Trinity Christian
• Annandale, Bryant, Edison, Falls Church, Hayfield, Lake Braddock, Lewis, Mount Vernon, South County, Thomas Jefferson, West Potomac, West Springfield, Woodson