Baltimore Highlands
ZIP Code(s): 21227; County(s): Baltimore;
Maryland
Hampstead
ZIP Code(s): 21074; County(s): Carroll;
Glassmanor
ZIP Code(s): 20745; County(s): Prince George’s;
Ilchester
ZIP Code(s): 21043, 21075; County(s): Howard;
Hillandale
ZIP Code(s): 20783, 20903; County(s): Montgomery, Prince George’s;
Cumberland
ZIP Code(s): 21502, 21501, 21503, 21504, 21505; County(s): Allegany;
Urbana
ZIP Code(s): 21704, 21754; County(s): Frederick;
Riva
ZIP Code(s): 21035, 21037, 21140; County(s): Anne Arundel;
Pocomoke City
ZIP Code(s): 21851; County(s): Worcester;
Bartonsville
ZIP Code(s): 21704; County(s): Frederick;
Chevy Chase View
ZIP Code(s): 20895; County(s): Montgomery;
Broomes Island
ZIP Code(s): 20615; County(s): Calvert;
Chesapeake Ranch Estates
ZIP Code(s): 20657; County(s): Calvert;
Poolesville
ZIP Code(s): 20837; County(s): Montgomery;
Lexington Park
ZIP Code(s): 20653; County(s): St. Mary’s;
Glenn Dale
ZIP Code(s): 20720, 20706, 20769; County(s): Prince George’s;
South Kensington
ZIP Code(s): 20895, 20814; County(s): Montgomery;
Upper Marlboro
ZIP Code(s): 20772, 20773, 20792; County(s): Prince George’s;
St. James
ZIP Code(s): 21733, 21781, 21740; County(s): Washington;
White Marsh
ZIP Code(s): 21236, 21128, 21237, 21162; County(s): Baltimore;