A- Aberdeen, Aberdeen Proving Ground, Abingdon, Accokeek, Andrews Air Force Base, Annapolis, Arnold
B- Baltimore, Bel Air, Belcamp, Beltsville, Berlin, Bethesda, Bladensburg, Bowie, Brentwood, Brooklyn, Brunswick, Bryans Road, Burtonsville
C- Cabin John, California, Cambridge, Capitol Heights, Cascade, Catonsville, Centreville, Charlotte Hall, Chesapeake Beach, Chester, Chestertown, Chevy Chase, Churchville, Clarksburg, Clarksville, Clinton, Cockeysville, College Park, Columbia, Crofton, Crownsville, Cumberland
D- Damascus, Davidsonville, Deale, Denton, Derwood, District Heights, Dundalk, Dunkirk
E- Easton, Edgewater, Edgewood, Elkridge, Elkton, Ellicott City, Emmitsburg, Essex
F- Fallston, Finksburg, Forest Hill, Fort George G Meade, Fort Washington, Frederick, Fulton
G- Gaithersburg, Gambrills, Germantown, Glen Burnie, Glenelg, Glenn Dale, Glenwood, Glyndon, Greenbelt, Gwynn Oak
H- Hagerstown, Halethorpe, Hampstead, Hanover, Havre De Grace, Hunt Valley, Hyattsville, Hydes
I- Indian Head
J- Jarrettsville, Jefferson, Jessup
K- Kensington
L- La Plata, Lanham, Laurel, Leonardtown, Lexington Park, Linthicum Heights, Lothian, Lutherville Timonium
M- Middle River, Middletown, Millersville, Monkton, Monrovia, Montgomery Village, Mount Airy, Mount Rainier, Myersville
N- New Market, North East, Nottingham
O- Oakland, Ocean City, Odenton, Olney, Owings Mills, Oxon Hill
P- Parkton, Parkville, Pasadena, Patuxent River, Perry Hall, Perryville, Phoenix, Pikesville, Pocomoke City, Poolesville, Potomac, Prince Frederick, Princess Anne
R- Randallstown, Reisterstown, Rising Sun, Riverdale, Rockville, Rosedale
S- Saint Michaels, Salisbury, Sandy Spring, Severn, Severna Park, Silver Spring, Smithsburg, Solomons, Sparrows Point, Stevensville, Suitland, Sykesville
T- Takoma Park, Taneytown, Temple Hills, Thurmont, Towson
U- Upper Marlboro
W- Waldorf, Walkersville, West Friendship, Westminster, White Marsh, Williamsport, Windsor Mill, Woodbine, Woodstock