Area Code 443 is located in MD.
Cities located in 443 area code are Baltimore, Glen Burnie, West River, Pikesville, Cambridge, Perryville, Elkton, Havre De Grace, Aberdeen, Sparks Glencoe, Annapolis, Chestertown, Dundalk, Reisterstown, Baltimore, Port Deposit, Middle River, Severna Park, Odenton, Willards, Mardela Springs, Snow Hill, Salisbury, Cardiff, North Beach, Parkton, Easton, Westminster, Sparrows Point, Fallston, Union Bridge, Catonsville, Stevensville, Ellicott City, North East, Columbia, Centreville, Fork, Glenwood, Darlington, Towson, Severn, Sykesville, Jessup, Parkville, Hampstead, Laurel, Prince Frederick, Arbutus, Crofton, Bel Air, Cockeysville, Rhodesdale, Taneytown, Brooklyn, Sherwood Forest, Solomons, Millersville, Delmar, Edgewood, Ocean City, Nottingham, Pocomoke, Churchville, Princess Anne, Woodlawn, Randallstown, Federalsburg, Hanover, Trappe, Elkridge, Queenstown, Denton, Jarrettsville, Windsor Mill, Berlin, Essex, Chesapeake City, New Windsor, Nanticoke, Pasadena, Crisfield, Bishopville, Laurel, Reston.
Counties located in this area code are Baltimore City County, Anne Arundel County, Baltimore County, Dorchester County, Cecil County, Harford County, Kent County, Wicomico County, Worcester County, Calvert County, Talbot County, Carroll County, Queen Anne's County, Howard County, Prince George's County, Somerset County, Caroline County, Prince Georges County, Fairfax County