City	ZipCode	State	County	Other Names for this City in this ZIP Code (* = USPS City Name)	Area Code (See below)
LOTHIAN	20711	MD	ANNE ARUNDEL	LOTHIAN*	410
LAUREL	20724	MD	ANNE ARUNDEL	LAUREL* MARYLAND CITY*	301
CHURCHTON	20733	MD	ANNE ARUNDEL	CHURCHTON*	410
DEALE	20751	MD	ANNE ARUNDEL	DEALE*	410
FORT GEORGE G MEADE	20755	MD	ANNE ARUNDEL	FORT GEORGE G MEADE* FORT GEORGE MEADE* FORT MEADE* FT GEORGE G MEADE* FT GEORGE MEADE FT MEADE*	410
FRIENDSHIP	20758	MD	ANNE ARUNDEL	FRIENDSHIP*	410
SHADY SIDE	20764	MD	ANNE ARUNDEL	SHADY SIDE*	410
GALESVILLE	20765	MD	ANNE ARUNDEL	GALESVILLE*	410
HARWOOD	20776	MD	ANNE ARUNDEL	HARWOOD*	410
WEST RIVER	20778	MD	ANNE ARUNDEL	W RIVER WE RIVER WEST RIVER*	410
TRACYS LANDING	20779	MD	ANNE ARUNDEL	FAIRHAVEN* TRACYS LANDING*	410
ARNOLD	21012	MD	ANNE ARUNDEL	ARNOLD*	410
CROWNSVILLE	21032	MD	ANNE ARUNDEL	CROWNSVILLE*	410
DAVIDSONVILLE	21035	MD	ANNE ARUNDEL	DAVIDSONVILLE*	410
EDGEWATER	21037	MD	ANNE ARUNDEL	BEVERLEY BEACH* EDGEWATER* EDGEWATER BEACH*	410
GAMBRILLS	21054	MD	ANNE ARUNDEL	GAMBRILLS*	410
GIBSON ISLAND	21056	MD	ANNE ARUNDEL	GIBSON ISLAND*	410
GLEN BURNIE	21060	MD	ANNE ARUNDEL	GLEN BURNIE* GLENBURNIE*	410
GLEN BURNIE	21061	MD	ANNE ARUNDEL	GLEN BURNIE* GLENBURNIE*	410
GLEN BURNIE	21062	MD	ANNE ARUNDEL	GLEN BURNIE* MARYLAND MOTOR VEHICLE ADMIN*	410
HANOVER	21076	MD	ANNE ARUNDEL	HANOVER* HARMANS*	410
HARMANS	21077	MD	ANNE ARUNDEL	HARMANS*	410
LINTHICUM HEIGHTS	21090	MD	ANNE ARUNDEL	LINTHICUM* LINTHICUM HEIGHTS*	410
HANOVER	21098	MD	ANNE ARUNDEL	HANOVER* HOUSEHOLD BANK*	410
MAYO	21106	MD	ANNE ARUNDEL	MAYO*	410
MILLERSVILLE	21108	MD	ANNE ARUNDEL	MILLERSVILLE*	410
ODENTON	21113	MD	ANNE ARUNDEL	ODENTON*	410
CROFTON	21114	MD	ANNE ARUNDEL	CROFTON*	410
PASADENA	21122	MD	ANNE ARUNDEL	LAKE SHORE* LK SHORE PASADENA* RIVIERA BEACH*	410
PASADENA	21123	MD	ANNE ARUNDEL	LAKE SHORE* LK SHORE PASADENA* RIVIERA BEACH*	410
RIVA	21140	MD	ANNE ARUNDEL	RIVA*	410
SEVERN	21144	MD	ANNE ARUNDEL	SEVERN*	410
SEVERNA PARK	21146	MD	ANNE ARUNDEL	SEVERNA PARK*	410
BROOKLYN	21225	MD	ANNE ARUNDEL	BALTIMORE* BROOKLYN* BROOKLYN PARK*	410
CURTIS BAY	21226	MD	ANNE ARUNDEL	BALTIMORE* BROOKLYN* CURTIS BAY*	410
BALTIMORE	21240	MD	ANNE ARUNDEL	BALTIMORE* BWI AIRPORT*	410
ANNAPOLIS	21401	MD	ANNE ARUNDEL	ANNAPOLIS* CAPE SAINT CLAIRE* CAPE ST CLAIRE	410
ANNAPOLIS	21402	MD	ANNE ARUNDEL	ANNAPOLIS* NAVAL ACADEMY*	410
ANNAPOLIS	21403	MD	ANNE ARUNDEL	ANNAPOLIS* EASTPORT*	410
ANNAPOLIS	21404	MD	ANNE ARUNDEL	ANNAPOLIS*	410
ANNAPOLIS	21405	MD	ANNE ARUNDEL	ANNAPOLIS* SHERWOOD FOREST*	410
ANNAPOLIS	21411	MD	ANNE ARUNDEL	ANNAPOLIS* COMPTROLLER OF THE TREASURY*	410
ANNAPOLIS	21412	MD	ANNE ARUNDEL	ANNAPOLIS* BANCROFT HALL*	410

City	ZipCode	State	County	Other Names for this City in this ZIP Code (* = USPS City Name)	Area Code (See below)
RANDALLSTOWN	21133	MD	BALTIMORE	FOXRIDGE* MCDONOGH RUN* RANDALLSTOWN*	410
REISTERSTOWN	21136	MD	BALTIMORE	REISTERSTOWN*	410
RIDERWOOD	21139	MD	BALTIMORE	RIDERWOOD*	410
STEVENSON	21153	MD	BALTIMORE	STEVENSON*	410
WOODSTOCK	21163	MD	BALTIMORE	GRANITE* WOODSTOCK*	410
TOWSON	21204	MD	BALTIMORE	BALTIMORE* EUDOWOOD* RUXTON* TOWSON*	410
GWYNN OAK	21207	MD	BALTIMORE	BALTIMORE* GWYNN OAK* WOODLAWN*	410
PIKESVILLE	21208	MD	BALTIMORE	BALTIMORE* PIKESVILLE*	410
SPARROWS POINT	21219	MD	BALTIMORE	BALTIMORE* DUNDALK SPARROWS POINT* SPARROWS POINT*	410
MIDDLE RIVER	21220	MD	BALTIMORE	BALTIMORE* MIDDLE RIVER*	410
ESSEX	21221	MD	BALTIMORE	BALTIMORE* ESSEX*	410
DUNDALK	21222	MD	BALTIMORE	BALTIMORE* DUNDALK* DUNDALK SPARROWS POINT*	410
HALETHORPE	21227	MD	BALTIMORE	ARBUTUS* BALTIMORE* HALETHORPE* LANSDOWNE*	410
CATONSVILLE	21228	MD	BALTIMORE	BALTIMORE* CATONSVILLE*	410
PARKVILLE	21234	MD	BALTIMORE	BALTIMORE* LOCH RAVEN VILLAGE* PARKVILLE*	410
NOTTINGHAM	21236	MD	BALTIMORE	BALTIMORE* NOTTINGHAM*	410
ROSEDALE	21237	MD	BALTIMORE	BALTIMORE* ROSEDALE*	410
WINDSOR MILL	21244	MD	BALTIMORE	BALTIMORE* WINDSOR MILL*	410
BALTIMORE	21250	MD	BALTIMORE	BALTIMORE* CATONSVILLE* UNIV OF MD BALTIMORE COUNTY*	410
BALTIMORE	21251	MD	BALTIMORE	BALTIMORE* MORGAN STATE UNIVERSITY*	410
BALTIMORE	21252	MD	BALTIMORE	BALTIMORE* TOWSON* TOWSON STATE UNIVERSITY*	410
BALTIMORE	21282	MD	BALTIMORE	BALTIMORE* PIKESVILLE* PIKESVILLE FINANCE*	410
BALTIMORE	21284	MD	BALTIMORE	BALTIMORE* LOCH RAVEN* TOWSON*	410
BALTIMORE	21285	MD	BALTIMORE	BALTIMORE* TOWSON* TOWSON FINANCE*	410
TOWSON	21286	MD	BALTIMORE	BALTIMORE* LOCH RAVEN VILLAGE* TOWSON*	410

City	ZipCode	State	County	Other Names for this City in this ZIP Code (* = USPS City Name)	Area Code (See below)
BALTIMORE	21201	MD	BALTIMORE CITY	BALTIMORE* W CASE WE CASE WEST CASE*	410
BALTIMORE	21202	MD	BALTIMORE CITY	BALTIMORE* E CASE EA CASE EAST CASE*	410
BALTIMORE	21203	MD	BALTIMORE CITY	BALTIMORE*	410
BALTIMORE	21205	MD	BALTIMORE CITY	BALTIMORE* CLIFTON E END CLIFTON EA END CLIFTON EAST END* E END EA END EAST END*	410
BALTIMORE	21206	MD	BALTIMORE CITY	BALTIMORE* RASPEBURG*	410
BALTIMORE	21209	MD	BALTIMORE CITY	BALTIMORE* MOUNT WASHINGTON* MT WASHINGTON*	410
BALTIMORE	21210	MD	BALTIMORE CITY	BALTIMORE* ROLAND PARK*	410
BALTIMORE	21211	MD	BALTIMORE CITY	BALTIMORE* HAMPDEN*	410
BALTIMORE	21212	MD	BALTIMORE CITY	BALTIMORE* GOVANS*	410
BALTIMORE	21213	MD	BALTIMORE CITY	BALTIMORE* CLIFTON* CLIFTON E END CLIFTON EA END CLIFTON EAST END*	410
BALTIMORE	21214	MD	BALTIMORE CITY	BALTIMORE* HAMILTON*	410
BALTIMORE	21215	MD	BALTIMORE CITY	ARLINGTON* BALTIMORE*	410
BALTIMORE	21216	MD	BALTIMORE CITY	BALTIMORE* WALBROOK*	410
BALTIMORE	21217	MD	BALTIMORE CITY	BALTIMORE* DRUID*	410
BALTIMORE	21218	MD	BALTIMORE CITY	BALTIMORE* WAVERLY*	410
BALTIMORE	21223	MD	BALTIMORE CITY	BALTIMORE* FRANKLIN*	410
BALTIMORE	21224	MD	BALTIMORE CITY	BALTIMORE* HIGHLANDTOWN*	410
BALTIMORE	21229	MD	BALTIMORE CITY	BALTIMORE* CARROLL*	410
BALTIMORE	21230	MD	BALTIMORE CITY	BALTIMORE* MORRELL PARK* SOUTH*	410
BALTIMORE	21231	MD	BALTIMORE CITY	BALTIMORE* PATTERSON*	410
BALTIMORE	21233	MD	BALTIMORE CITY	BALTIMORE* POSTMASTER-OFFICIAL*	410
BALTIMORE	21235	MD	BALTIMORE CITY	BALTIMORE* SOCIAL SECURITY ADMINISTRAT*	410
BALTIMORE	21239	MD	BALTIMORE CITY	BALTIMORE* NORTHWOOD*	410
BALTIMORE	21241	MD	BALTIMORE CITY	BALTIMORE* SOCIAL SECURITY ADMIN*	410
BALTIMORE	21260	MD	BALTIMORE CITY	BALTIMORE* BUREAU OF THE CENSUS*	410
BALTIMORE	21263	MD	BALTIMORE CITY	BALTIMORE* BANK OF AMERICA*	410
BALTIMORE	21264	MD	BALTIMORE CITY	ALL FIRST BANK* BALTIMORE*	410
BALTIMORE	21265	MD	BALTIMORE CITY	BALTIMORE* BELL ATLANTIC MARYLAND*	410
BALTIMORE	21268	MD	BALTIMORE CITY	BALTIMORE* HARTE HANKS DIRECT MARKETING*	410
BALTIMORE	21270	MD	BALTIMORE CITY	BALTIMORE* REISTERSTOWN RD PLAZA*	410
BALTIMORE	21273	MD	BALTIMORE CITY	BALTIMORE* BANK OF AMERICA*	410
BALTIMORE	21274	MD	BALTIMORE CITY	BALTIMORE* BANK OF AMERICA*	410
BALTIMORE	21275	MD	BALTIMORE CITY	BALTIMORE* FIRST UNION*	410
BALTIMORE	21278	MD	BALTIMORE CITY	BALTIMORE* BALTIMORE SUNPAPERS*	410
BALTIMORE	21279	MD	BALTIMORE CITY	BALTIMORE* CRESTAR BANK*	410
BALTIMORE	21280	MD	BALTIMORE CITY	BALTIMORE* BANK OF AMERICA*	410
BALTIMORE	21281	MD	BALTIMORE CITY	BALTIMORE* SOUTHEAST FINANCE*	410
BALTIMORE	21283	MD	BALTIMORE CITY	BALTIMORE* SHARED FIRM ZIP CODE*	410
BALTIMORE	21287	MD	BALTIMORE CITY	BALTIMORE* JOHNS HOPKINS HOSPITAL*	410
BALTIMORE	21288	MD	BALTIMORE CITY	BALTIMORE* HOUSEHOLD BANK*	410
BALTIMORE	21289	MD	BALTIMORE CITY	BALTIMORE* T ROWE PRICE ASSOCIATES INC*	410
BALTIMORE	21290	MD	BALTIMORE CITY	BALTIMORE* SOCIAL SECURITY ADMIN*	410
BALTIMORE	21297	MD	BALTIMORE CITY	BALTIMORE* FIRMS-COURTESY REPLY*	410
BALTIMORE	21298	MD	BALTIMORE CITY	BALTIMORE* FIRMS-BUSINESS REPLY*	410

City	ZipCode	State	County	Other Names for this City in this ZIP Code (* = USPS City Name)	Area Code (See below)
ANNAPOLIS JUNCTION	20701	MD	HOWARD	ANNAPOLIS JUNCTION*	301
LAUREL	20723	MD	HOWARD	LAUREL* SCAGGSVILLE*	301
FULTON	20759	MD	HOWARD	FULTON*	301
SAVAGE	20763	MD	HOWARD	SAVAGE*	301
HIGHLAND	20777	MD	HOWARD	HIGHLAND*	410
JESSUP	20794	MD	HOWARD	JESSUP*	410
CLARKSVILLE	21029	MD	HOWARD	CLARKSVILLE*	410
DAYTON	21036	MD	HOWARD	DAYTON*	410
ELLICOTT CITY	21041	MD	HOWARD	ELLICOTT* ELLICOTT CITY*	410
ELLICOTT CITY	21042	MD	HOWARD	ELLICOTT* ELLICOTT CITY*	410
ELLICOTT CITY	21043	MD	HOWARD	DANIELS* ELLICOTT* ELLICOTT CITY* ILCHESTER* OELLA*	410
COLUMBIA	21044	MD	HOWARD	COLUMBIA*	410
COLUMBIA	21045	MD	HOWARD	COLUMBIA*	410
COLUMBIA	21046	MD	HOWARD	COLUMBIA*	410
ELKRIDGE	21075	MD	HOWARD	BALTIMORE* ELKRIDGE* HALETHORPE*	410
SIMPSONVILLE	21150	MD	HOWARD	SIMPSONVILLE*	410
COOKSVILLE	21723	MD	HOWARD	COOKSVILLE*	410
GLENELG	21737	MD	HOWARD	GLENELG*	410
GLENWOOD	21738	MD	HOWARD	GLENWOOD*	410
LISBON	21765	MD	HOWARD	LISBON*	410
WEST FRIENDSHIP	21794	MD	HOWARD	W FRIENDSHIP WE FRIENDSHIP WEST FRIENDSHIP*	410

City	ZipCode	State	County	Other Names for this City in this ZIP Code (* = USPS City Name)	Area Code (See below)
BELTSVILLE	20704*	MD	PRINCE GEORGES	BELTSVILLE*	301*
BELTSVILLE	20705*	MD	PRINCE GEORGES	BELTSVILLE*	301*
LAUREL	20707	MD	PRINCE GEORGES	LAUREL*	301
LAUREL	20708	MD	PRINCE GEORGES	LAUREL* MONTPELIER*	301
LAUREL	20709	MD	PRINCE GEORGES	LAUREL* MONTPELIER*	301
BOWIE	20715	MD	PRINCE GEORGES	BOWIE*	301
BOWIE	20716	MD	PRINCE GEORGES	BOWIE* MITCHELLVILLE* S BOWIE* SO BOWIE SOUTH BOWIE*	301
BOWIE	20717	MD	PRINCE GEORGES	BOWIE* MITCHELLVILLE*	301
BOWIE	20718	MD	PRINCE GEORGES	BOWIE*	301
BOWIE	20719	MD	PRINCE GEORGES	BOWIE* W BOWIE* WE BOWIE West BOWIE	301
BOWIE	20720	MD	PRINCE GEORGES	BOWIE*	301
BOWIE	20721	MD	PRINCE GEORGES	BOWIE* MITCHELLVILLE*	301
LAUREL	20725	MD	PRINCE GEORGES	LAUREL*	301
LAUREL	20726	MD	PRINCE GEORGES	LAUREL*	301
GREENBELT	20768	MD	PRINCE GEORGES	GREENBELT*	301
GREENBELT	20770*	MD	PRINCE GEORGES	GREENBELT*	301*
GREENBELT	20771	MD	PRINCE GEORGES	GODDARD FLIGHT CENTER* GREENBELT*	301

* This means that we do not go inside of the capital beltway.

** This means that we do not go below route 4.