Federal in Washington DC

To see a resource for a particular state please click on that state below.

Maryland | Virginia | Washington DC | All States

SOCIAL SECURITY ADMINISTRATION

  • Contact Phone: 1-800-772-1213

U.S. CAPITOL

  • Contact Phone: 202-224-3121

Senate and House of Representatives switchboard

U.S. Citizenship And Immigration Service

  • Contact Phone: 1-800-375-5283

WASHINGTON GAS CO.

  • Contact Phone: 703-750-1000

Customer Service, 1-800-752-7520; Emergency Gas Leaks, (703) 750-1400.

WASHINGTON PASSPORT AGENCY

  • Contact Phone: 1-877-487-2778

US State Department 24-hour automated appointment system

White House Comment Line

  • Contact Phone: 202-456-1111