Delaware (all 3) Counties: Kent, New Castle and Sussex
District of Columbia (Washington D.C.)
Maryland (22 of 24) Counties: Anne Arundel, Baltimore City, Baltimore, Calvert, Caroline, Carroll, Cecil, Charles, Dorchester, Frederick, Harford, Howard, Kent, Montgomery, Prince George's, Queen Anne's, Saint Mary's, Somerset, Talbot, Washington, Wicomico, and Worcester
New Jersey (all 21) Counties: Atlantic, Bergen, Burlington, Camden, Cape May, Cumberland, Essex, Gloucester, Hudson, Hunterdon, Mercer, Middlesex, Monmouth, Morris, Ocean, Passaic, Salem, Somerset, Sussex, Union and Warren.
New York (4) Counties: Orange, Richmond (NY) - Staten Island, Rockland, Sullivan, and Ulster.
Pennsylvania (41 of 67) Counties: Adams, Berks, Bradford, Bucks, Carbon, Centre, Chester, Clinton, Columbia, Cumberland, Dauphin, Delaware, Franklin, Fulton, Huntingdon, Juniata, Lackawanna, Lancaster, Lebanon, Lehigh, Luzerne, Lycoming, Mifflin, Monroe, Montgomery, Montour, Northampton, Northumberland, Perry, Philadelphia, Pike, Potter, Schuylkill, Snyder, Sullivan, Susquehanna, Tioga, Union, Wayne, Wyoming and York.
West Virginia (3) Counties: Berkeley, Jefferson and Morgan.