Fire, Rescue, Police, Ambulance: 911
Police Non-emergency: 703-691-2131
Mount Vernon District Police Station: 703-360-8400
Franconia District Police Station: 703-922-0889
Mount Vernon-Lee Chamber of Commerce: 703-360-6925
Mount Vernon Hospital: 703-664-7000
Poison Control Center: 202-625-3333
Fairfax County General Info: 703-324-3185
Fairfax County Public Schools: 703-246-2502
Fairfax County Park Authority (ParkLine): 703-324-8700
Fairfax County Economic Development Authority: 703-790-0600
Fairfax County Visitors Center: 703-550-2450
Fairfax County Connector Bus: 703-339-7200
Metrorail/Metrobus: 202-637-7000
Virginia Railway Express (VRE): 800-RIDE VRE
Virginia Department Of Transportation, Northern Va. District Office: 703-383-8368
Mount Vernon Mental Health Center: 703-360-6910
Senior Citizen Information: 703-324-5411
Fort Belvoir Information: 703-545-6700
Fairfax County Public Library System
John Marshall Library: 703-971-0010
Kingstowne Library: 703-339-4610
Lorton Library: 703-339-7385
Martha Washington Library: 703-768-6700
Sherwood Regional Library: 703-765-3645
Fairfax County Water Authority: 703-698-5600
Fairfax County Office of Waste Management: 703-324-5040
Cox Cable: 703-378-8422
Southeast Fairfax Development Corporation: 703-360-5008