A- Aberdeen, Accokeek, Annapolis, Arnold
B- Baltimore, Bel Air, Beltsville, Berlin, Bethesda, Bowie, Brunswick, Burtonsville
C- California, Catonsville, Chesapeake Beach, Chesapeake City, Chestertown, Chevy Chase, Church Hill, Clinton, Cockeysville, College Park, Columbia
D- District Heights
E- Easton, Edgewater, Ellicott City
F- Fort George G Meade, Fort Washington, Frederick, Friendsville
G- Gaithersburg, Gambrills, Germantown, Glen Burnie, Greenbelt
H- Hagerstown, Hanover, Havre De Grace, Hyattsville
I- Indian Head
K- Kensington
L- La Plata, Laurel, Lexington Park, Lutherville Timonium
M- Middle River, Mount Airy
N- New Market, North East, Nottingham
O- Ocean City, Olney, Owings Mills, Oxon Hill
P- Pasadena, Pikesville, Pocomoke City, Potomac, Prince Frederick, Princess Anne
R- Reisterstown, Rockville
S- Salisbury, Severna Park, Silver Spring, Solomons, Sparrows Point, Stevenson, Stevensville, Sykesville
T- Takoma Park, Towson
U- Upper Marlboro, Upperco
W- Waldorf, Westminster, Williamsport