In the Mid-Atlantic region of the United States, you’ll find Maryland. It is bordered by Delaware and Pennsylvania to the north, Virginia and West Virginia to the west, and the District of Columbia to the south.
Maryland has a coastline on the Chesapeake Bay and the Atlantic Ocean. The state of Maryland has 23 counties and one independent city, Baltimore. There are 622 ZIP codes in Maryland, serving over 6 million people in the following cities;
- Baltimore
- Rockville
- Gaithersburg
- Bethesda
- Silver Spring
- Bowie
- College Park
- Germantown
- Frederick
- Owings Mills
- Hagerstown
Maryland is the 19th most populous state in the United States, with a land area of 12,406 square miles.
Maryland Zip Code
| City | ZIP Code | County |
|---|---|---|
| Cumberland | 21501 | Allegany |
| Cumberland | 21502 | Allegany |
| Cumberland | 21503 | Allegany |
| Cumberland | 21504 | Allegany |
| Cumberland | 21505 | Allegany |
| Barton | 21521 | Allegany |
| Corriganville | 21524 | Allegany |
| Eckhart Mines | 21528 | Allegany |
| Ellerslie | 21529 | Allegany |
| Flintstone | 21530 | Allegany |
| Frostburg | 21532 | Allegany |
| Lonaconing | 21539 | Allegany |
| Luke | 21540 | Allegany |
| Midland | 21542 | Allegany |
| Midlothian | 21543 | Allegany |
| Mount Savage | 21545 | Allegany |
| Oldtown | 21555 | Allegany |
| Pinto | 21556 | Allegany |
| Rawlings | 21557 | Allegany |
| Westernport | 21562 | Allegany |
| Little Orleans | 21766 | Allegany |
| Annapolis Junction | 20701 | Anne Arundel |
| Lothian | 20711 | Anne Arundel |
| Laurel | 20724 | Anne Arundel |
| Churchton | 20733 | Anne Arundel |
| Deale | 20751 | Anne Arundel |
| Fort George G Meade | 20755 | Anne Arundel |
| Friendship | 20758 | Anne Arundel |
| Shady Side | 20764 | Anne Arundel |
| Galesville | 20765 | Anne Arundel |
| Harwood | 20776 | Anne Arundel |
| West River | 20778 | Anne Arundel |
| Tracys Landing | 20779 | Anne Arundel |
| Arnold | 21012 | Anne Arundel |
| Crownsville | 21032 | Anne Arundel |
| Davidsonville | 21035 | Anne Arundel |
| Edgewater | 21037 | Anne Arundel |
| Gambrills | 21054 | Anne Arundel |
| Gibson Island | 21056 | Anne Arundel |
| Glen Burnie | 21060 | Anne Arundel |
| Glen Burnie | 21061 | Anne Arundel |
| Glen Burnie | 21062 | Anne Arundel |
| Hanover | 21076 | Anne Arundel |
| Harmans | 21077 | Anne Arundel |
| Linthicum Heights | 21090 | Anne Arundel |
| Hanover | 21098 | Anne Arundel |
| Mayo | 21106 | Anne Arundel |
| Millersville | 21108 | Anne Arundel |
| Odenton | 21113 | Anne Arundel |
| Crofton | 21114 | Anne Arundel |
| Pasadena | 21122 | Anne Arundel |
| Pasadena | 21123 | Anne Arundel |
| Riva | 21140 | Anne Arundel |
| Severn | 21144 | Anne Arundel |
| Severna Park | 21146 | Anne Arundel |
| Brooklyn | 21225 | Anne Arundel |
| Baltimore | 21240 | Anne Arundel |
| Annapolis | 21401 | Anne Arundel |
| Annapolis | 21402 | Anne Arundel |
| Annapolis | 21403 | Anne Arundel |
| Annapolis | 21404 | Anne Arundel |
| Annapolis | 21405 | Anne Arundel |
| Annapolis | 21409 | Anne Arundel |
| Annapolis | 21411 | Anne Arundel |
| Annapolis | 21412 | Anne Arundel |
| Baltimore | 21201 | Baltimore City |
| Baltimore | 21202 | Baltimore City |
| Baltimore | 21203 | Baltimore City |
| Baltimore | 21205 | Baltimore City |
| Baltimore | 21206 | Baltimore City |
| Baltimore | 21209 | Baltimore City |
| Baltimore | 21210 | Baltimore City |
| Baltimore | 21211 | Baltimore City |
| Baltimore | 21212 | Baltimore City |
| Baltimore | 21213 | Baltimore City |
| Baltimore | 21214 | Baltimore City |
| Baltimore | 21215 | Baltimore City |
| Baltimore | 21216 | Baltimore City |
| Baltimore | 21217 | Baltimore City |
| Baltimore | 21218 | Baltimore City |
| Baltimore | 21223 | Baltimore City |
| Baltimore | 21224 | Baltimore City |
| Curtis Bay | 21226 | Baltimore City |
| Baltimore | 21229 | Baltimore City |
| Baltimore | 21230 | Baltimore City |
| Baltimore | 21231 | Baltimore City |
| Baltimore | 21233 | Baltimore City |
| Baltimore | 21235 | Baltimore City |
| Baltimore | 21239 | Baltimore City |
| Baltimore | 21241 | Baltimore City |
| Baltimore | 21251 | Baltimore City |
| Baltimore | 21260 | Baltimore City |
| Baltimore | 21261 | Baltimore City |
| Baltimore | 21263 | Baltimore City |
| Baltimore | 21264 | Baltimore City |
| Baltimore | 21265 | Baltimore City |
| Baltimore | 21268 | Baltimore City |
| Baltimore | 21270 | Baltimore City |
| Baltimore | 21273 | Baltimore City |
| Baltimore | 21274 | Baltimore City |
| Baltimore | 21275 | Baltimore City |
| Baltimore | 21278 | Baltimore City |
| Baltimore | 21279 | Baltimore City |
| Baltimore | 21280 | Baltimore City |
| Baltimore | 21281 | Baltimore City |
| Baltimore | 21282 | Baltimore City |
| Baltimore | 21283 | Baltimore City |
| Baltimore | 21284 | Baltimore City |
| Baltimore | 21285 | Baltimore City |
| Baltimore | 21287 | Baltimore City |
| Baltimore | 21288 | Baltimore City |
| Baltimore | 21289 | Baltimore City |
| Baltimore | 21290 | Baltimore City |
| Baltimore | 21297 | Baltimore City |
| Baltimore | 21298 | Baltimore City |
| Baldwin | 21013 | Baltimore |
| Boring | 21020 | Baltimore |
| Brooklandville | 21022 | Baltimore |
| Butler | 21023 | Baltimore |
| Chase | 21027 | Baltimore |
| Cockeysville | 21030 | Baltimore |
| Hunt Valley | 21031 | Baltimore |
| Fork | 21051 | Baltimore |
| Fort Howard | 21052 | Baltimore |
| Freeland | 21053 | Baltimore |
| Glen Arm | 21057 | Baltimore |
| Hunt Valley | 21065 | Baltimore |
| Glyndon | 21071 | Baltimore |
| Hydes | 21082 | Baltimore |
| Kingsville | 21087 | Baltimore |
| Long Green | 21092 | Baltimore |
| Lutherville Timonium | 21093 | Baltimore |
| Lutherville Timonium | 21094 | Baltimore |
| Maryland Line | 21105 | Baltimore |
| Monkton | 21111 | Baltimore |
| Owings Mills | 21117 | Baltimore |
| Parkton | 21120 | Baltimore |
| Perry Hall | 21128 | Baltimore |
| Phoenix | 21131 | Baltimore |
| Randallstown | 21133 | Baltimore |
| Reisterstown | 21136 | Baltimore |
| Riderwood | 21139 | Baltimore |
| Sparks Glencoe | 21152 | Baltimore |
| Stevenson | 21153 | Baltimore |
| Upperco | 21155 | Baltimore |
| Upper Falls | 21156 | Baltimore |
| White Hall | 21161 | Baltimore |
| White Marsh | 21162 | Baltimore |
| Towson | 21204 | Baltimore |
| Gwynn Oak | 21207 | Baltimore |
| Pikesville | 21208 | Baltimore |
| Sparrows Point | 21219 | Baltimore |
| Middle River | 21220 | Baltimore |
| Essex | 21221 | Baltimore |
| Dundalk | 21222 | Baltimore |
| Halethorpe | 21227 | Baltimore |
| Catonsville | 21228 | Baltimore |
| Parkville | 21234 | Baltimore |
| Nottingham | 21236 | Baltimore |
| Rosedale | 21237 | Baltimore |
| Windsor Mill | 21244 | Baltimore |
| Baltimore | 21250 | Baltimore |
| Towson | 21252 | Baltimore |
| Towson | 21286 | Baltimore |
| Barstow | 20610 | Calvert |
| Broomes Island | 20615 | Calvert |
| Dowell | 20629 | Calvert |
| Huntingtown | 20639 | Calvert |
| Lusby | 20657 | Calvert |
| Port Republic | 20676 | Calvert |
| Prince Frederick | 20678 | Calvert |
| Saint Leonard | 20685 | Calvert |
| Solomons | 20688 | Calvert |
| Sunderland | 20689 | Calvert |
| North Beach | 20714 | Calvert |
| Chesapeake Beach | 20732 | Calvert |
| Owings | 20736 | Calvert |
| Dunkirk | 20754 | Calvert |
| Bethlehem | 21609 | Caroline |
| Denton | 21629 | Caroline |
| Federalsburg | 21632 | Caroline |
| Goldsboro | 21636 | Caroline |
| Greensboro | 21639 | Caroline |
| Henderson | 21640 | Caroline |
| Hillsboro | 21641 | Caroline |
| Marydel | 21649 | Caroline |
| Preston | 21655 | Caroline |
| Ridgely | 21660 | Caroline |
| Templeville | 21670 | Caroline |
| Ridgely | 21681 | Caroline |
| Ridgely | 21682 | Caroline |
| Ridgely | 21683 | Caroline |
| Ridgely | 21684 | Caroline |
| Ridgely | 21685 | Caroline |
| Ridgely | 21686 | Caroline |
| Ridgely | 21687 | Caroline |
| Ridgely | 21688 | Caroline |
| Finksburg | 21048 | Carroll |
| Hampstead | 21074 | Carroll |
| Lineboro | 21088 | Carroll |
| Manchester | 21102 | Carroll |
| Westminster | 21157 | Carroll |
| Westminster | 21158 | Carroll |
| Mount Airy | 21771 | Carroll |
| New Windsor | 21776 | Carroll |
| Sykesville | 21784 | Carroll |
| Taneytown | 21787 | Carroll |
| North East | 21901 | Cecil |
| Perry Point | 21902 | Cecil |
| Perryville | 21903 | Cecil |
| Port Deposit | 21904 | Cecil |
| Rising Sun | 21911 | Cecil |
| Warwick | 21912 | Cecil |
| Cecilton | 21913 | Cecil |
| Charlestown | 21914 | Cecil |
| Chesapeake City | 21915 | Cecil |
| Childs | 21916 | Cecil |
| Colora | 21917 | Cecil |
| Conowingo | 21918 | Cecil |
| Earleville | 21919 | Cecil |
| Elk Mills | 21920 | Cecil |
| Elkton | 21921 | Cecil |
| Elkton | 21922 | Cecil |
| Georgetown | 21930 | Cecil |
| Waldorf | 20601 | Charles |
| Waldorf | 20602 | Charles |
| Waldorf | 20603 | Charles |
| Waldorf | 20604 | Charles |
| Bel Alton | 20611 | Charles |
| Benedict | 20612 | Charles |
| Bryans Road | 20616 | Charles |
| Bryantown | 20617 | Charles |
| Charlotte Hall | 20622 | Charles |
| Cobb Island | 20625 | Charles |
| Faulkner | 20632 | Charles |
| Hughesville | 20637 | Charles |
| Indian Head | 20640 | Charles |
| Ironsides | 20643 | Charles |
| Issue | 20645 | Charles |
| La Plata | 20646 | Charles |
| Marbury | 20658 | Charles |
| Mount Victoria | 20661 | Charles |
| Nanjemoy | 20662 | Charles |
| Newburg | 20664 | Charles |
| Pomfret | 20675 | Charles |
| Port Tobacco | 20677 | Charles |
| Rock Point | 20682 | Charles |
| Welcome | 20693 | Charles |
| White Plains | 20695 | Charles |
| Cambridge | 21613 | Dorchester |
| Church Creek | 21622 | Dorchester |
| Crapo | 21626 | Dorchester |
| Crocheron | 21627 | Dorchester |
| East New Market | 21631 | Dorchester |
| Fishing Creek | 21634 | Dorchester |
| Hurlock | 21643 | Dorchester |
| Madison | 21648 | Dorchester |
| Rhodesdale | 21659 | Dorchester |
| Secretary | 21664 | Dorchester |
| Taylors Island | 21669 | Dorchester |
| Toddville | 21672 | Dorchester |
| Wingate | 21675 | Dorchester |
| Woolford | 21677 | Dorchester |
| Linkwood | 21835 | Dorchester |
| Vienna | 21869 | Dorchester |
| Frederick | 21701 | Frederick |
| Frederick | 21702 | Frederick |
| Frederick | 21703 | Frederick |
| Frederick | 21704 | Frederick |
| Frederick | 21705 | Frederick |
| Frederick | 21709 | Frederick |
| Adamstown | 21710 | Frederick |
| Braddock Heights | 21714 | Frederick |
| Brunswick | 21716 | Frederick |
| Buckeystown | 21717 | Frederick |
| Burkittsville | 21718 | Frederick |
| Emmitsburg | 21727 | Frederick |
| Ijamsville | 21754 | Frederick |
| Jefferson | 21755 | Frederick |
| Keymar | 21757 | Frederick |
| Knoxville | 21758 | Frederick |
| Ladiesburg | 21759 | Frederick |
| Libertytown | 21762 | Frederick |
| Middletown | 21769 | Frederick |
| Monrovia | 21770 | Frederick |
| Myersville | 21773 | Frederick |
| New Market | 21774 | Frederick |
| New Midway | 21775 | Frederick |
| Point Of Rocks | 21777 | Frederick |
| Rocky Ridge | 21778 | Frederick |
| Sabillasville | 21780 | Frederick |
| Thurmont | 21788 | Frederick |
| Tuscarora | 21790 | Frederick |
| Union Bridge | 21791 | Frederick |
| Unionville | 21792 | Frederick |
| Walkersville | 21793 | Frederick |
| Woodsboro | 21798 | Frederick |
| Accident | 21520 | Garrett |
| Bittinger | 21522 | Garrett |
| Bloomington | 21523 | Garrett |
| Friendsville | 21531 | Garrett |
| Grantsville | 21536 | Garrett |
| Kitzmiller | 21538 | Garrett |
| Mc Henry | 21541 | Garrett |
| Oakland | 21550 | Garrett |
| Swanton | 21561 | Garrett |
| Aberdeen | 21001 | Harford |
| Aberdeen Proving Ground | 21005 | Harford |
| Abingdon | 21009 | Harford |
| Gunpowder | 21010 | Harford |
| Bel Air | 21014 | Harford |
| Bel Air | 21015 | Harford |
| Belcamp | 21017 | Harford |
| Benson | 21018 | Harford |
| Churchville | 21028 | Harford |
| Darlington | 21034 | Harford |
| Edgewood | 21040 | Harford |
| Fallston | 21047 | Harford |
| Forest Hill | 21050 | Harford |
| Havre De Grace | 21078 | Harford |
| Jarrettsville | 21084 | Harford |
| Joppa | 21085 | Harford |
| Perryman | 21130 | Harford |
| Pylesville | 21132 | Harford |
| Street | 21154 | Harford |
| Whiteford | 21160 | Harford |
| Dhs | 20588 | Howard |
| Laurel | 20723 | Howard |
| Fulton | 20759 | Howard |
| Savage | 20763 | Howard |
| Highland | 20777 | Howard |
| Jessup | 20794 | Howard |
| Clarksville | 21029 | Howard |
| Dayton | 21036 | Howard |
| Ellicott City | 21041 | Howard |
| Ellicott City | 21042 | Howard |
| Ellicott City | 21043 | Howard |
| Columbia | 21044 | Howard |
| Columbia | 21045 | Howard |
| Columbia | 21046 | Howard |
| Elkridge | 21075 | Howard |
| Marriottsville | 21104 | Howard |
| Simpsonville | 21150 | Howard |
| Woodstock | 21163 | Howard |
| Cooksville | 21723 | Howard |
| Glenelg | 21737 | Howard |
| Glenwood | 21738 | Howard |
| Lisbon | 21765 | Howard |
| West Friendship | 21794 | Howard |
| Woodbine | 21797 | Howard |
| Betterton | 21610 | Kent |
| Chestertown | 21620 | Kent |
| Galena | 21635 | Kent |
| Kennedyville | 21645 | Kent |
| Massey | 21650 | Kent |
| Rock Hall | 21661 | Kent |
| Still Pond | 21667 | Kent |
| Worton | 21678 | Kent |
| Chestertown | 21690 | Kent |
| Spring Gap | 21560 | Mineral |
| Bethesda | 20810 | Montgomery |
| Bethesda | 20811 | Montgomery |
| Glen Echo | 20812 | Montgomery |
| Bethesda | 20813 | Montgomery |
| Bethesda | 20814 | Montgomery |
| Chevy Chase | 20815 | Montgomery |
| Bethesda | 20816 | Montgomery |
| Bethesda | 20817 | Montgomery |
| Cabin John | 20818 | Montgomery |
| Bethesda | 20824 | Montgomery |
| Chevy Chase | 20825 | Montgomery |
| Bethesda | 20827 | Montgomery |
| Olney | 20830 | Montgomery |
| Olney | 20832 | Montgomery |
| Brookeville | 20833 | Montgomery |
| Poolesville | 20837 | Montgomery |
| Barnesville | 20838 | Montgomery |
| Beallsville | 20839 | Montgomery |
| Boyds | 20841 | Montgomery |
| Dickerson | 20842 | Montgomery |
| Rockville | 20847 | Montgomery |
| Rockville | 20848 | Montgomery |
| Rockville | 20849 | Montgomery |
| Rockville | 20850 | Montgomery |
| Rockville | 20851 | Montgomery |
| Rockville | 20852 | Montgomery |
| Rockville | 20853 | Montgomery |
| Potomac | 20854 | Montgomery |
| Derwood | 20855 | Montgomery |
| Rockville | 20857 | Montgomery |
| Potomac | 20859 | Montgomery |
| Sandy Spring | 20860 | Montgomery |
| Ashton | 20861 | Montgomery |
| Brinklow | 20862 | Montgomery |
| Burtonsville | 20866 | Montgomery |
| Spencerville | 20868 | Montgomery |
| Clarksburg | 20871 | Montgomery |
| Damascus | 20872 | Montgomery |
| Germantown | 20874 | Montgomery |
| Germantown | 20875 | Montgomery |
| Germantown | 20876 | Montgomery |
| Gaithersburg | 20877 | Montgomery |
| Gaithersburg | 20878 | Montgomery |
| Gaithersburg | 20879 | Montgomery |
| Washington Grove | 20880 | Montgomery |
| Gaithersburg | 20882 | Montgomery |
| Gaithersburg | 20883 | Montgomery |
| Gaithersburg | 20884 | Montgomery |
| Gaithersburg | 20885 | Montgomery |
| Montgomery Village | 20886 | Montgomery |
| Bethesda | 20889 | Montgomery |
| Kensington | 20891 | Montgomery |
| Bethesda | 20892 | Montgomery |
| Bethesda | 20894 | Montgomery |
| Kensington | 20895 | Montgomery |
| Garrett Park | 20896 | Montgomery |
| Suburb Maryland Fac | 20897 | Montgomery |
| Gaithersburg | 20898 | Montgomery |
| Gaithersburg | 20899 | Montgomery |
| Silver Spring | 20901 | Montgomery |
| Silver Spring | 20902 | Montgomery |
| Silver Spring | 20903 | Montgomery |
| Silver Spring | 20904 | Montgomery |
| Silver Spring | 20905 | Montgomery |
| Silver Spring | 20906 | Montgomery |
| Silver Spring | 20907 | Montgomery |
| Silver Spring | 20908 | Montgomery |
| Silver Spring | 20910 | Montgomery |
| Silver Spring | 20911 | Montgomery |
| Takoma Park | 20912 | Montgomery |
| Takoma Park | 20913 | Montgomery |
| Silver Spring | 20914 | Montgomery |
| Silver Spring | 20915 | Montgomery |
| Silver Spring | 20916 | Montgomery |
| Silver Spring | 20918 | Montgomery |
| Silver Spring | 20993 | Montgomery |
| Silver Spring | 20997 | Montgomery |
| Accokeek | 20607 | Prince George's |
| Aquasco | 20608 | Prince George's |
| Brandywine | 20613 | Prince George's |
| Cheltenham | 20623 | Prince George's |
| Southern Md Facility | 20697 | Prince George's |
| Lanham | 20703 | Prince George's |
| Beltsville | 20704 | Prince George's |
| Beltsville | 20705 | Prince George's |
| Lanham | 20706 | Prince George's |
| Laurel | 20707 | Prince George's |
| Laurel | 20708 | Prince George's |
| Laurel | 20709 | Prince George's |
| Bladensburg | 20710 | Prince George's |
| Mount Rainier | 20712 | Prince George's |
| Bowie | 20715 | Prince George's |
| Bowie | 20716 | Prince George's |
| Bowie | 20717 | Prince George's |
| Bowie | 20718 | Prince George's |
| Bowie | 20719 | Prince George's |
| Bowie | 20720 | Prince George's |
| Bowie | 20721 | Prince George's |
| Brentwood | 20722 | Prince George's |
| Laurel | 20725 | Prince George's |
| Laurel | 20726 | Prince George's |
| Capitol Heights | 20731 | Prince George's |
| Clinton | 20735 | Prince George's |
| Riverdale | 20737 | Prince George's |
| Riverdale | 20738 | Prince George's |
| College Park | 20740 | Prince George's |
| College Park | 20741 | Prince George's |
| College Park | 20742 | Prince George's |
| Capitol Heights | 20743 | Prince George's |
| Fort Washington | 20744 | Prince George's |
| Oxon Hill | 20745 | Prince George's |
| Suitland | 20746 | Prince George's |
| District Heights | 20747 | Prince George's |
| Temple Hills | 20748 | Prince George's |
| Fort Washington | 20749 | Prince George's |
| Oxon Hill | 20750 | Prince George's |
| Suitland | 20752 | Prince George's |
| District Heights | 20753 | Prince George's |
| Temple Hills | 20757 | Prince George's |
| Andrews Air Force Base | 20762 | Prince George's |
| Greenbelt | 20768 | Prince George's |
| Glenn Dale | 20769 | Prince George's |
| Greenbelt | 20770 | Prince George's |
| Greenbelt | 20771 | Prince George's |
| Upper Marlboro | 20772 | Prince George's |
| Upper Marlboro | 20773 | Prince George's |
| Upper Marlboro | 20774 | Prince George's |
| Upper Marlboro | 20775 | Prince George's |
| Hyattsville | 20781 | Prince George's |
| Hyattsville | 20782 | Prince George's |
| Hyattsville | 20783 | Prince George's |
| Hyattsville | 20784 | Prince George's |
| Hyattsville | 20785 | Prince George's |
| Hyattsville | 20787 | Prince George's |
| Hyattsville | 20788 | Prince George's |
| Capitol Heights | 20790 | Prince George's |
| Capitol Heights | 20791 | Prince George's |
| Upper Marlboro | 20792 | Prince George's |
| Southern Md Facility | 20797 | Prince George's |
| Capitol Heights | 20799 | Prince George's |
| Barclay | 21607 | Queen Anne's |
| Centreville | 21617 | Queen Anne's |
| Chester | 21619 | Queen Anne's |
| Church Hill | 21623 | Queen Anne's |
| Crumpton | 21628 | Queen Anne's |
| Grasonville | 21638 | Queen Anne's |
| Ingleside | 21644 | Queen Anne's |
| Millington | 21651 | Queen Anne's |
| Price | 21656 | Queen Anne's |
| Queen Anne | 21657 | Queen Anne's |
| Queenstown | 21658 | Queen Anne's |
| Stevensville | 21666 | Queen Anne's |
| Sudlersville | 21668 | Queen Anne's |
| Allen | 21810 | Somerset |
| Crisfield | 21817 | Somerset |
| Deal Island | 21821 | Somerset |
| Eden | 21822 | Somerset |
| Ewell | 21824 | Somerset |
| Manokin | 21836 | Somerset |
| Marion Station | 21838 | Somerset |
| Princess Anne | 21853 | Somerset |
| Rehobeth | 21857 | Somerset |
| Tylerton | 21866 | Somerset |
| Upper Fairmount | 21867 | Somerset |
| Westover | 21871 | Somerset |
| Westover | 21890 | Somerset |
| Abell | 20606 | St Mary's |
| Avenue | 20609 | St Mary's |
| Bushwood | 20618 | St Mary's |
| California | 20619 | St Mary's |
| Callaway | 20620 | St Mary's |
| Chaptico | 20621 | St Mary's |
| Clements | 20624 | St Mary's |
| Coltons Point | 20626 | St Mary's |
| Dameron | 20628 | St Mary's |
| Drayden | 20630 | St Mary's |
| Great Mills | 20634 | St Mary's |
| Helen | 20635 | St Mary's |
| Hollywood | 20636 | St Mary's |
| Leonardtown | 20650 | St Mary's |
| Lexington Park | 20653 | St Mary's |
| Mechanicsville | 20659 | St Mary's |
| Morganza | 20660 | St Mary's |
| Park Hall | 20667 | St Mary's |
| Patuxent River | 20670 | St Mary's |
| Piney Point | 20674 | St Mary's |
| Ridge | 20680 | St Mary's |
| Saint Inigoes | 20684 | St Mary's |
| Scotland | 20687 | St Mary's |
| Tall Timbers | 20690 | St Mary's |
| Valley Lee | 20692 | St Mary's |
| Compton | 20627 | St. Mary's |
| Loveville | 20656 | St. Mary's |
| Saint Marys City | 20686 | St. Mary's |
| Easton | 21601 | Talbot |
| Easton | 21606 | Talbot |
| Bozman | 21612 | Talbot |
| Claiborne | 21624 | Talbot |
| Cordova | 21625 | Talbot |
| Mcdaniel | 21647 | Talbot |
| Neavitt | 21652 | Talbot |
| Newcomb | 21653 | Talbot |
| Oxford | 21654 | Talbot |
| Royal Oak | 21662 | Talbot |
| Saint Michaels | 21663 | Talbot |
| Sherwood | 21665 | Talbot |
| Tilghman | 21671 | Talbot |
| Trappe | 21673 | Talbot |
| Wittman | 21676 | Talbot |
| Wye Mills | 21679 | Talbot |
| Big Pool | 21711 | Washington |
| Boonsboro | 21713 | Washington |
| Brownsville | 21715 | Washington |
| Cascade | 21719 | Washington |
| Cavetown | 21720 | Washington |
| Chewsville | 21721 | Washington |
| Clear Spring | 21722 | Washington |
| Fairplay | 21733 | Washington |
| Funkstown | 21734 | Washington |
| Hagerstown | 21740 | Washington |
| Hagerstown | 21741 | Washington |
| Hagerstown | 21742 | Washington |
| Hagerstown | 21746 | Washington |
| Hagerstown | 21747 | Washington |
| Hagerstown | 21748 | Washington |
| Hagerstown | 21749 | Washington |
| Hancock | 21750 | Washington |
| Keedysville | 21756 | Washington |
| Maugansville | 21767 | Washington |
| Rohrersville | 21779 | Washington |
| Saint James | 21781 | Washington |
| Sharpsburg | 21782 | Washington |
| Smithsburg | 21783 | Washington |
| Williamsport | 21795 | Washington |
| Salisbury | 21801 | Wicomico |
| Salisbury | 21802 | Wicomico |
| Salisbury | 21803 | Wicomico |
| Salisbury | 21804 | Wicomico |
| Bivalve | 21814 | Wicomico |
| Fruitland | 21826 | Wicomico |
| Hebron | 21830 | Wicomico |
| Mardela Springs | 21837 | Wicomico |
| Nanticoke | 21840 | Wicomico |
| Parsonsburg | 21849 | Wicomico |
| Pittsville | 21850 | Wicomico |
| Powellville | 21852 | Wicomico |
| Quantico | 21856 | Wicomico |
| Sharptown | 21861 | Wicomico |
| Tyaskin | 21865 | Wicomico |
| Willards | 21874 | Wicomico |
| Delmar | 21875 | Wicomico |
| Berlin | 21811 | Worcester |
| Bishopville | 21813 | Worcester |
| Girdletree | 21829 | Worcester |
| Newark | 21841 | Worcester |
| Ocean City | 21842 | Worcester |
| Ocean City | 21843 | Worcester |
| Pocomoke City | 21851 | Worcester |
| Showell | 21862 | Worcester |
| Snow Hill | 21863 | Worcester |
| Stockton | 21864 | Worcester |
| Whaleyville | 21872 | Worcester |
Uses of Zip Codes in Maryland
ZIP codes are used in Maryland for a variety of purposes, including:
- Addressing mail: they are used to address mail so that it can be delivered to the correct location.
- Identifying businesses and government agencies: can be used to identify and track the locations of businesses and government agencies.
- Calculating taxes: it can also be used to calculate sales tax and other taxes.
- Identifying census blocks: they are also used to identify census blocks, which are used to collect and analyze demographic data.
- Conducting market research: This can be used to conduct market research by identifying and targeting specific geographic areas.
- Voter registration: These are used to verify voter eligibility and to register voters for elections.
- Emergency services: can be used to dispatch emergency services to the correct location.
- Insurance: insurance companies use zip codes to determine rates and to assess risk.
- Real estate: real estate agents use zip codes to search for properties and to market listings to potential buyers.
Maryland Zip Code Prefixes
The following are some of the most common Maryland zip code prefixes:
- 208: Montgomery County
- 209: Prince George’s County
- 210: Anne Arundel County
- 211: Baltimore County
- 212: Baltimore City
- 214: Calvert County
- 215: Carroll County and Frederick County
- 216: Cecil County and Harford County
- 217: Howard County
- 218: Washington County
- 219: Wicomico County and Worcester County
Final Thoughts
Maryland zip codes are an important part of the state’s infrastructure. They are used for a variety of purposes, including mail delivery, taxation, demographics, and marketing. They also provide a way to track the state’s growth and development.