Maryland Zip Codes
468 Zip Codes | Total Population: 6,018,848
State Statistics
Total Zip Codes
468
Total Cities
395
Total Population
6,018,848
Zip Codes List
| Zip Code | City | County | Population |
|---|---|---|---|
| 20606 | Abell | St. Mary's | 374 |
| 21001 | Aberdeen | Harford | 24,752 |
| 21005 | Aberdeen Proving Ground | Harford | 2,872 |
| 21009 | Abingdon | Harford | 29,905 |
| 21520 | Accident | Garrett | 2,200 |
| 20607 | Accokeek | Prince George's | 10,843 |
| 21710 | Adamstown | Frederick | 4,859 |
| 21810 | Allen | Wicomico | 814 |
| 20762 | Andrews Air Force Base | Prince George's | 3,079 |
| 21401 | Annapolis | Anne Arundel | 38,315 |
| 21402 | Annapolis | Anne Arundel | 6,669 |
| 21403 | Annapolis | Anne Arundel | 31,377 |
| 21405 | Annapolis | Anne Arundel | 337 |
| 21409 | Annapolis | Anne Arundel | 19,931 |
| 20701 | Annapolis Junction | Howard | 92 |
| 20608 | Aquasco | Prince George's | 860 |
| 21012 | Arnold | Anne Arundel | 21,600 |
| 20861 | Ashton | Montgomery | 1,449 |
| 20609 | Avenue | St. Mary's | 1,151 |
| 21013 | Baldwin | Baltimore | 4,768 |
| 21201 | Baltimore | Baltimore | 17,256 |
| 21202 | Baltimore | Baltimore | 21,784 |
| 21205 | Baltimore | Baltimore | 16,239 |
| 21206 | Baltimore | Baltimore | 52,020 |
| 21209 | Baltimore | Baltimore | 28,309 |
| 21210 | Baltimore | Baltimore | 15,553 |
| 21211 | Baltimore | Baltimore | 16,370 |
| 21212 | Baltimore | Baltimore | 33,431 |
| 21213 | Baltimore | Baltimore | 31,007 |
| 21214 | Baltimore | Baltimore | 21,392 |
| 21215 | Baltimore | Baltimore | 58,283 |
| 21216 | Baltimore | Baltimore | 30,179 |
| 21217 | Baltimore | Baltimore | 33,644 |
| 21218 | Baltimore | Baltimore | 47,555 |
| 21223 | Baltimore | Baltimore | 22,392 |
| 21224 | Baltimore | Baltimore | 49,332 |
| 21229 | Baltimore | Baltimore | 45,921 |
| 21230 | Baltimore | Baltimore | 34,274 |
| 21231 | Baltimore | Baltimore | 15,854 |
| 21239 | Baltimore | Baltimore | 30,424 |
| 21240 | Baltimore | Anne Arundel | 0 |
| 21250 | Baltimore | Baltimore | 2,367 |
| 21251 | Baltimore | Baltimore | 965 |
| 21607 | Barclay | Queen Anne's | 737 |
| 20838 | Barnesville | Montgomery | 302 |
| 21521 | Barton | Allegany | 1,102 |
| 20839 | Beallsville | Montgomery | 97 |
| 21014 | Bel Air | Harford | 36,538 |
| 21015 | Bel Air | Harford | 29,199 |
| 20611 | Bel Alton | Charles | 1,634 |
| 21017 | Belcamp | Harford | 6,983 |
| 20705 | Beltsville | Prince George's | 27,663 |
| 20612 | Benedict | Charles | 203 |
| 21811 | Berlin | Worcester | 24,071 |
| 20814 | Bethesda | Montgomery | 29,021 |
| 20816 | Bethesda | Montgomery | 16,316 |
| 20817 | Bethesda | Montgomery | 37,315 |
| 21610 | Betterton | Kent | 433 |
| 21711 | Big Pool | Washington | 1,076 |
| 21813 | Bishopville | Worcester | 2,672 |
| 21522 | Bittinger | Garrett | 233 |
| 21814 | Bivalve | Wicomico | 268 |
| 20710 | Bladensburg | Prince George's | 9,553 |
| 21523 | Bloomington | Garrett | 188 |
| 21713 | Boonsboro | Washington | 10,728 |
| 20715 | Bowie | Prince George's | 27,556 |
| 20716 | Bowie | Prince George's | 22,237 |
| 20720 | Bowie | Prince George's | 22,971 |
| 20721 | Bowie | Prince George's | 29,730 |
| 20841 | Boyds | Montgomery | 11,443 |
| 21612 | Bozman | Talbot | 381 |
| 21714 | Braddock Heights | Frederick | 216 |
| 20613 | Brandywine | Prince George's | 14,020 |
| 20722 | Brentwood | Prince George's | 5,728 |
| 20862 | Brinklow | Montgomery | 341 |
| 20833 | Brookeville | Montgomery | 7,369 |
| 21225 | Brooklyn | Baltimore | 34,363 |
| 20615 | Broomes Island | Calvert | 421 |
| 21716 | Brunswick | Frederick | 5,078 |
| 20616 | Bryans Road | Charles | 6,389 |
| 20617 | Bryantown | Charles | 832 |
| 21717 | Buckeystown | Frederick | 77 |
| 21718 | Burkittsville | Frederick | 151 |
| 20866 | Burtonsville | Montgomery | 16,365 |
| 20618 | Bushwood | St. Mary's | 406 |
| 20818 | Cabin John | Montgomery | 1,971 |
| 20619 | California | St. Mary's | 15,052 |
| 20620 | Callaway | St. Mary's | 1,369 |
| 21613 | Cambridge | Dorchester | 17,132 |
| 20743 | Capitol Heights | Prince George's | 37,888 |
| 21719 | Cascade | Washington | 1,002 |
| 21228 | Catonsville | Baltimore | 48,196 |
| 21913 | Cecilton | Cecil | 880 |
| 21617 | Centreville | Queen Anne's | 10,570 |
| 20621 | Chaptico | St. Mary's | 960 |
| 21914 | Charlestown | Cecil | 860 |
| 20622 | Charlotte Hall | Charles | 6,887 |
| 20623 | Cheltenham | Prince George's | 2,997 |
| 20732 | Chesapeake Beach | Calvert | 9,820 |
| 21915 | Chesapeake City | Cecil | 2,949 |
| 21619 | Chester | Queen Anne's | 5,964 |
| 21620 | Chestertown | Kent | 12,850 |
| 20815 | Chevy Chase | Montgomery | 30,664 |
| 21916 | Childs | Cecil | 44 |
| 21622 | Church Creek | Dorchester | 854 |
| 21623 | Church Hill | Queen Anne's | 1,989 |
| 20733 | Churchton | Anne Arundel | 2,777 |
| 21028 | Churchville | Harford | 2,783 |
| 21624 | Claiborne | Talbot | 175 |
| 20871 | Clarksburg | Montgomery | 18,628 |
| 21029 | Clarksville | Howard | 10,895 |
| 21722 | Clear Spring | Washington | 5,748 |
| 20624 | Clements | St. Mary's | 1,409 |
| 20735 | Clinton | Prince George's | 38,220 |
| 20625 | Cobb Island | Charles | 646 |
| 21030 | Cockeysville | Baltimore | 24,396 |
| 20740 | College Park | Prince George's | 31,349 |
| 20742 | College Park | Prince George's | 6,726 |
| 21917 | Colora | Cecil | 2,127 |
| 20626 | Coltons Point | St. Mary's | 304 |
| 21044 | Columbia | Howard | 44,256 |
| 21045 | Columbia | Howard | 40,365 |
| 21046 | Columbia | Howard | 15,655 |
| 21918 | Conowingo | Cecil | 3,692 |
| 21723 | Cooksville | Howard | 759 |
| 21625 | Cordova | Talbot | 2,583 |
| 21524 | Corriganville | Allegany | 775 |
| 21626 | Crapo | Dorchester | 60 |
| 21817 | Crisfield | Somerset | 4,515 |
| 21627 | Crocheron | Dorchester | 0 |
| 21114 | Crofton | Anne Arundel | 27,303 |
| 21032 | Crownsville | Anne Arundel | 8,084 |
| 21628 | Crumpton | Queen Anne's | 448 |
| 21502 | Cumberland | Allegany | 42,391 |
| 21226 | Curtis Bay | Anne Arundel | 6,247 |
| 20872 | Damascus | Montgomery | 12,603 |
| 20628 | Dameron | St. Mary's | 477 |
| 21034 | Darlington | Harford | 3,483 |
| 21035 | Davidsonville | Anne Arundel | 7,957 |
| 21036 | Dayton | Howard | 2,112 |
| 21821 | Deal Island | Somerset | 871 |
| 20751 | Deale | Anne Arundel | 2,091 |
| 21875 | Delmar | Wicomico | 6,676 |
| 21629 | Denton | Caroline | 9,396 |
| 20855 | Derwood | Montgomery | 15,287 |
| 20842 | Dickerson | Montgomery | 1,676 |
| 20747 | District Heights | Prince George's | 40,484 |
| 20629 | Dowell | Calvert | 383 |
| 20630 | Drayden | St. Mary's | 301 |
| 21222 | Dundalk | Baltimore | 55,212 |
| 20754 | Dunkirk | Calvert | 7,124 |
| 21919 | Earleville | Cecil | 2,919 |
| 21631 | East New Market | Dorchester | 2,814 |
| 21601 | Easton | Talbot | 23,399 |
| 21822 | Eden | Somerset | 1,687 |
| 21037 | Edgewater | Anne Arundel | 21,046 |
| 21040 | Edgewood | Harford | 24,166 |
| 21920 | Elk Mills | Cecil | 491 |
| 21075 | Elkridge | Howard | 33,726 |
| 21921 | Elkton | Cecil | 46,162 |
| 21529 | Ellerslie | Allegany | 434 |
| 21042 | Ellicott City | Howard | 41,195 |
| 21043 | Ellicott City | Howard | 47,351 |
| 21727 | Emmitsburg | Frederick | 6,792 |
| 21221 | Essex | Baltimore | 42,078 |
| 21824 | Ewell | Somerset | 101 |
| 21733 | Fairplay | Washington | 897 |
| 21047 | Fallston | Harford | 12,266 |
| 20632 | Faulkner | Charles | 432 |
| 21632 | Federalsburg | Caroline | 6,078 |
| 21048 | Finksburg | Carroll | 10,276 |
| 21634 | Fishing Creek | Dorchester | 198 |
| 21530 | Flintstone | Allegany | 1,859 |
| 21050 | Forest Hill | Harford | 18,123 |
| 21051 | Fork | Baltimore | 295 |
| 20755 | Fort George G Meade | Anne Arundel | 10,873 |
| 21052 | Fort Howard | Baltimore | 211 |
| 20744 | Fort Washington | Prince George's | 54,925 |
| 21701 | Frederick | Frederick | 37,017 |
| 21702 | Frederick | Frederick | 41,815 |
| 21703 | Frederick | Frederick | 37,473 |
| 21704 | Frederick | Frederick | 16,887 |
| 21705 | Frederick | Frederick | 3 |
| 21053 | Freeland | Baltimore | 3,225 |
| 20758 | Friendship | Anne Arundel | 451 |
| 21531 | Friendsville | Garrett | 1,868 |
| 21532 | Frostburg | Allegany | 14,726 |
| 21826 | Fruitland | Wicomico | 5,325 |
| 20759 | Fulton | Howard | 5,311 |
| 21734 | Funkstown | Washington | 816 |
| 20877 | Gaithersburg | Montgomery | 38,423 |
| 20878 | Gaithersburg | Montgomery | 63,030 |
| 20879 | Gaithersburg | Montgomery | 26,164 |
| 20882 | Gaithersburg | Montgomery | 13,988 |
| 20899 | Gaithersburg | Montgomery | 295 |
| 21635 | Galena | Kent | 1,983 |
| 20765 | Galesville | Anne Arundel | 407 |
| 21054 | Gambrills | Anne Arundel | 11,199 |
| 20896 | Garrett Park | Montgomery | 775 |
| 21930 | Georgetown | Cecil | 132 |
| 20874 | Germantown | Montgomery | 61,087 |
| 20876 | Germantown | Montgomery | 30,778 |
| 21056 | Gibson Island | Anne Arundel | 158 |
| 21829 | Girdletree | Worcester | 401 |
| 21057 | Glen Arm | Baltimore | 4,232 |
| 21060 | Glen Burnie | Anne Arundel | 34,899 |
| 21061 | Glen Burnie | Anne Arundel | 53,860 |
| 20812 | Glen Echo | Montgomery | 309 |
| 21737 | Glenelg | Howard | 2,462 |
| 20769 | Glenn Dale | Prince George's | 6,222 |
| 21738 | Glenwood | Howard | 3,827 |
| 21071 | Glyndon | Baltimore | 581 |
| 21636 | Goldsboro | Caroline | 1,015 |
| 21536 | Grantsville | Garrett | 4,123 |
| 21638 | Grasonville | Queen Anne's | 5,130 |
| 20634 | Great Mills | St. Mary's | 6,478 |
| 20770 | Greenbelt | Prince George's | 24,560 |
| 21639 | Greensboro | Caroline | 5,279 |
| 21010 | Gunpowder | Harford | 211 |
| 21207 | Gwynn Oak | Baltimore | 48,872 |
| 21740 | Hagerstown | Washington | 61,768 |
| 21742 | Hagerstown | Washington | 33,483 |
| 21746 | Hagerstown | Washington | 3,008 |
| 21227 | Halethorpe | Baltimore | 33,589 |
| 21074 | Hampstead | Carroll | 15,166 |
| 21750 | Hancock | Washington | 3,694 |
| 21076 | Hanover | Anne Arundel | 17,442 |
| 21077 | Harmans | Anne Arundel | 276 |
| 20776 | Harwood | Anne Arundel | 3,271 |
| 21078 | Havre De Grace | Harford | 18,366 |
| 21830 | Hebron | Wicomico | 4,060 |
| 21640 | Henderson | Caroline | 1,499 |
| 20777 | Highland | Howard | 3,687 |
| 21641 | Hillsboro | Caroline | 88 |
| 20636 | Hollywood | St. Mary's | 10,805 |
| 20637 | Hughesville | Charles | 5,751 |
| 21031 | Hunt Valley | Baltimore | 0 |
| 20639 | Huntingtown | Calvert | 15,793 |
| 21643 | Hurlock | Dorchester | 5,864 |
| 20781 | Hyattsville | Prince George's | 11,694 |
| 20782 | Hyattsville | Prince George's | 33,398 |
| 20783 | Hyattsville | Prince George's | 45,302 |
| 20784 | Hyattsville | Prince George's | 30,270 |
| 20785 | Hyattsville | Prince George's | 38,878 |
| 21082 | Hydes | Baltimore | 656 |
| 21754 | Ijamsville | Frederick | 6,667 |
| 20640 | Indian Head | Charles | 10,333 |
| 21644 | Ingleside | Queen Anne's | 90 |
| 20645 | Issue | Charles | 749 |
| 21084 | Jarrettsville | Harford | 7,603 |
| 21755 | Jefferson | Frederick | 5,603 |
| 20794 | Jessup | Howard | 17,939 |
| 21085 | Joppa | Harford | 16,055 |
| 21756 | Keedysville | Washington | 3,056 |
| 21645 | Kennedyville | Kent | 1,261 |
| 20895 | Kensington | Montgomery | 19,026 |
| 21757 | Keymar | Frederick | 2,793 |
| 21087 | Kingsville | Baltimore | 5,394 |
| 21538 | Kitzmiller | Garrett | 410 |
| 21758 | Knoxville | Frederick | 5,127 |
| 20646 | La Plata | Charles | 21,951 |
| 20706 | Lanham | Prince George's | 43,670 |
| 20707 | Laurel | Prince George's | 32,798 |
| 20708 | Laurel | Prince George's | 27,843 |
| 20723 | Laurel | Howard | 35,411 |
| 20724 | Laurel | Anne Arundel | 17,513 |
| 20650 | Leonardtown | St. Mary's | 14,672 |
| 20653 | Lexington Park | St. Mary's | 24,274 |
| 21762 | Libertytown | Frederick | 202 |
| 21835 | Linkwood | Dorchester | 337 |
| 21090 | Linthicum Heights | Anne Arundel | 9,991 |
| 21766 | Little Orleans | Allegany | 483 |
| 21539 | Lonaconing | Allegany | 2,606 |
| 20711 | Lothian | Anne Arundel | 7,413 |
| 21540 | Luke | Allegany | 102 |
| 20657 | Lusby | Calvert | 19,226 |
| 21093 | Lutherville Timonium | Baltimore | 37,996 |
| 21648 | Madison | Dorchester | 175 |
| 21102 | Manchester | Carroll | 11,787 |
| 20658 | Marbury | Charles | 848 |
| 21837 | Mardela Springs | Wicomico | 3,200 |
| 21838 | Marion Station | Somerset | 1,657 |
| 21104 | Marriottsville | Carroll | 5,762 |
| 21649 | Marydel | Caroline | 1,935 |
| 21105 | Maryland Line | Baltimore | 0 |
| 21650 | Massey | Kent | 246 |
| 21767 | Maugansville | Washington | 650 |
| 21541 | McHenry | Garrett | 1,421 |
| 21647 | Mcdaniel | Talbot | 288 |
| 20659 | Mechanicsville | St. Mary's | 23,312 |
| 21220 | Middle River | Baltimore | 41,051 |
| 21769 | Middletown | Frederick | 11,629 |
| 21542 | Midland | Allegany | 687 |
| 21543 | Midlothian | Allegany | 276 |
| 21108 | Millersville | Anne Arundel | 18,782 |
| 21651 | Millington | Kent | 2,894 |
| 21111 | Monkton | Baltimore | 5,387 |
| 21770 | Monrovia | Frederick | 5,513 |
| 20886 | Montgomery Village | Montgomery | 34,834 |
| 20660 | Morganza | St. Mary's | 0 |
| 21771 | Mount Airy | Frederick | 29,901 |
| 20712 | Mount Rainier | Prince George's | 9,608 |
| 21545 | Mount Savage | Allegany | 1,740 |
| 21773 | Myersville | Frederick | 5,431 |
| 20662 | Nanjemoy | Charles | 2,876 |
| 21840 | Nanticoke | Wicomico | 438 |
| 21652 | Neavitt | Talbot | 118 |
| 21774 | New Market | Frederick | 13,092 |
| 21776 | New Windsor | Carroll | 5,516 |
| 21841 | Newark | Worcester | 1,580 |
| 20664 | Newburg | Charles | 3,462 |
| 21653 | Newcomb | Talbot | 143 |
| 20714 | North Beach | Calvert | 4,683 |
| 21901 | North East | Cecil | 16,790 |
| 21236 | Nottingham | Baltimore | 39,707 |
| 21550 | Oakland | Garrett | 14,077 |
| 21842 | Ocean City | Worcester | 10,655 |
| 21113 | Odenton | Anne Arundel | 34,473 |
| 21555 | Oldtown | Allegany | 1,586 |
| 20832 | Olney | Montgomery | 26,437 |
| 20736 | Owings | Calvert | 9,248 |
| 21117 | Owings Mills | Baltimore | 59,301 |
| 21654 | Oxford | Talbot | 986 |
| 20745 | Oxon Hill | Prince George's | 27,790 |
| 20667 | Park Hall | St. Mary's | 633 |
| 21120 | Parkton | Baltimore | 7,095 |
| 21234 | Parkville | Baltimore | 68,381 |
| 21849 | Parsonsburg | Wicomico | 3,577 |
| 21122 | Pasadena | Anne Arundel | 61,051 |
| 20670 | Patuxent River | St. Mary's | 1,441 |
| 21128 | Perry Hall | Baltimore | 13,985 |
| 21902 | Perry Point | Cecil | 215 |
| 21130 | Perryman | Harford | 156 |
| 21903 | Perryville | Cecil | 5,947 |
| 21131 | Phoenix | Baltimore | 7,282 |
| 21208 | Pikesville | Baltimore | 35,266 |
| 20674 | Piney Point | St. Mary's | 848 |
| 21850 | Pittsville | Wicomico | 2,935 |
| 21851 | Pocomoke City | Worcester | 6,949 |
| 21777 | Point Of Rocks | Frederick | 1,868 |
| 20675 | Pomfret | Charles | 2,017 |
| 20837 | Poolesville | Montgomery | 6,287 |
| 21904 | Port Deposit | Cecil | 7,075 |
| 20676 | Port Republic | Calvert | 3,848 |
| 20677 | Port Tobacco | Charles | 2,416 |
| 20854 | Potomac | Montgomery | 49,189 |
| 21655 | Preston | Caroline | 4,747 |
| 20678 | Prince Frederick | Calvert | 12,261 |
| 21853 | Princess Anne | Somerset | 11,957 |
| 21132 | Pylesville | Harford | 3,232 |
| 21856 | Quantico | Wicomico | 875 |
| 21657 | Queen Anne | Queen Anne's | 910 |
| 21658 | Queenstown | Queen Anne's | 3,987 |
| 21133 | Randallstown | Baltimore | 33,299 |
| 21557 | Rawlings | Allegany | 1,410 |
| 21136 | Reisterstown | Baltimore | 34,177 |
| 21659 | Rhodesdale | Dorchester | 1,356 |
| 20680 | Ridge | St. Mary's | 934 |
| 21660 | Ridgely | Caroline | 4,292 |
| 21911 | Rising Sun | Cecil | 11,130 |
| 21140 | Riva | Anne Arundel | 3,564 |
| 20737 | Riverdale | Prince George's | 22,295 |
| 21661 | Rock Hall | Kent | 2,487 |
| 20850 | Rockville | Montgomery | 53,176 |
| 20851 | Rockville | Montgomery | 15,489 |
| 20852 | Rockville | Montgomery | 46,178 |
| 20853 | Rockville | Montgomery | 31,061 |
| 21778 | Rocky Ridge | Frederick | 909 |
| 21779 | Rohrersville | Washington | 1,032 |
| 21237 | Rosedale | Baltimore | 30,129 |
| 21662 | Royal Oak | Talbot | 418 |
| 21780 | Sabillasville | Frederick | 1,614 |
| 20684 | Saint Inigoes | St. Mary's | 1,066 |
| 21781 | Saint James | Washington | 153 |
| 20685 | Saint Leonard | Calvert | 6,942 |
| 20686 | Saint Marys City | St. Mary's | 1,775 |
| 21663 | Saint Michaels | Talbot | 3,424 |
| 21801 | Salisbury | Wicomico | 29,866 |
| 21802 | Salisbury | Wicomico | 90 |
| 21804 | Salisbury | Wicomico | 40,877 |
| 20860 | Sandy Spring | Montgomery | 2,855 |
| 20763 | Savage | Howard | 1,635 |
| 20687 | Scotland | St. Mary's | 448 |
| 21664 | Secretary | Dorchester | 445 |
| 21144 | Severn | Anne Arundel | 35,335 |
| 21146 | Severna Park | Anne Arundel | 27,555 |
| 20764 | Shady Side | Anne Arundel | 3,829 |
| 21782 | Sharpsburg | Washington | 4,495 |
| 21861 | Sharptown | Wicomico | 689 |
| 21665 | Sherwood | Talbot | 215 |
| 21862 | Showell | Worcester | 90 |
| 20901 | Silver Spring | Montgomery | 36,278 |
| 20902 | Silver Spring | Montgomery | 52,908 |
| 20903 | Silver Spring | Montgomery | 27,973 |
| 20904 | Silver Spring | Montgomery | 55,275 |
| 20905 | Silver Spring | Montgomery | 18,662 |
| 20906 | Silver Spring | Montgomery | 70,749 |
| 20910 | Silver Spring | Montgomery | 44,301 |
| 21783 | Smithsburg | Washington | 8,894 |
| 21863 | Snow Hill | Worcester | 4,657 |
| 20688 | Solomons | Calvert | 1,749 |
| 21152 | Sparks Glencoe | Baltimore | 5,462 |
| 21219 | Sparrows Point | Baltimore | 9,550 |
| 20868 | Spencerville | Montgomery | 780 |
| 21153 | Stevenson | Baltimore | 447 |
| 21666 | Stevensville | Queen Anne's | 12,836 |
| 21667 | Still Pond | Kent | 292 |
| 21864 | Stockton | Worcester | 548 |
| 21154 | Street | Harford | 5,804 |
| 21668 | Sudlersville | Queen Anne's | 1,816 |
| 20746 | Suitland | Prince George's | 27,041 |
| 20689 | Sunderland | Calvert | 2,081 |
| 21561 | Swanton | Garrett | 2,464 |
| 21784 | Sykesville | Carroll | 37,365 |
| 20912 | Takoma Park | Montgomery | 26,140 |
| 20690 | Tall Timbers | St. Mary's | 905 |
| 21787 | Taneytown | Carroll | 10,173 |
| 21669 | Taylors Island | Dorchester | 254 |
| 20748 | Temple Hills | Prince George's | 38,904 |
| 21788 | Thurmont | Frederick | 11,910 |
| 21671 | Tilghman | Talbot | 984 |
| 21672 | Toddville | Dorchester | 161 |
| 21204 | Towson | Baltimore | 21,545 |
| 21252 | Towson | Baltimore | 2,383 |
| 21286 | Towson | Baltimore | 19,849 |
| 20779 | Tracys Landing | Anne Arundel | 993 |
| 21673 | Trappe | Talbot | 3,270 |
| 21790 | Tuscarora | Frederick | 157 |
| 21865 | Tyaskin | Wicomico | 594 |
| 21866 | Tylerton | Somerset | 48 |
| 21791 | Union Bridge | Carroll | 5,245 |
| 21867 | Upper Fairmount | Somerset | 23 |
| 21156 | Upper Falls | Baltimore | 316 |
| 20772 | Upper Marlboro | Prince George's | 45,321 |
| 20774 | Upper Marlboro | Prince George's | 47,165 |
| 21155 | Upperco | Baltimore | 2,532 |
| 20692 | Valley Lee | St. Mary's | 899 |
| 21869 | Vienna | Dorchester | 1,145 |
| 20601 | Waldorf | Charles | 25,517 |
| 20602 | Waldorf | Charles | 26,550 |
| 20603 | Waldorf | Charles | 31,975 |
| 21793 | Walkersville | Frederick | 10,416 |
| 21912 | Warwick | Cecil | 1,139 |
| 20880 | Washington Grove | Montgomery | 547 |
| 20693 | Welcome | Charles | 833 |
| 21794 | West Friendship | Howard | 2,277 |
| 20778 | West River | Anne Arundel | 2,079 |
| 21562 | Westernport | Allegany | 3,519 |
| 21157 | Westminster | Carroll | 37,749 |
| 21158 | Westminster | Carroll | 20,906 |
| 21871 | Westover | Somerset | 2,198 |
| 21890 | Westover | Somerset | 2,816 |
| 21872 | Whaleyville | Worcester | 379 |
| 21161 | White Hall | Harford | 5,601 |
| 21162 | White Marsh | Baltimore | 4,331 |
| 20695 | White Plains | Charles | 8,089 |
| 21160 | Whiteford | Harford | 2,933 |
| 21874 | Willards | Wicomico | 1,874 |
| 21795 | Williamsport | Washington | 9,147 |
| 21244 | Windsor Mill | Baltimore | 36,394 |
| 21675 | Wingate | Dorchester | 90 |
| 21676 | Wittman | Talbot | 424 |
| 21797 | Woodbine | Howard | 8,873 |
| 21798 | Woodsboro | Frederick | 2,057 |
| 21163 | Woodstock | Howard | 7,030 |
| 21677 | Woolford | Dorchester | 446 |
| 21678 | Worton | Kent | 1,842 |
| 21679 | Wye Mills | Talbot | 289 |