US location post office
Maryland ZIP Codes
| ZIP Code | Type | City | County | County Code |
|---|---|---|---|---|
| 21780 | Standard | Sabillasville | Frederick | 24021 |
| 21781 | POBox | Saint James | Washington | 24043 |
| 21782 | Standard | Sharpsburg | Washington | 24043 |
| 21783 | Standard | Smithsburg | Washington | 24043 |
| 21784 | Standard | Sykesville | Carroll | 24013 |
| 21787 | Standard | Taneytown | Carroll | 24013 |
| 21788 | Standard | Thurmont | Frederick | 24021 |
| 21790 | Standard | Tuscarora | Frederick | 24021 |
| 21791 | Standard | Union Bridge | Carroll | 24013 |
| 21793 | Standard | Walkersville | Frederick | 24021 |
| 21794 | Standard | West Friendship | Howard | 24027 |
| 21795 | Standard | Williamsport | Washington | 24043 |
| 21797 | Standard | Woodbine | Howard | 24027 |
| 21798 | Standard | Woodsboro | Frederick | 24021 |
| 21801 | Standard | Salisbury | Wicomico | 24045 |
| 21802 | POBox | Salisbury | Wicomico | 24045 |
| 21804 | Standard | Salisbury | Wicomico | 24045 |
| 21810 | POBox | Allen | Wicomico | 24045 |
| 21811 | Standard | Berlin | Worcester | 24047 |
| 21813 | Standard | Bishopville | Worcester | 24047 |
| 21814 | Standard | Bivalve | Wicomico | 24045 |
| 21817 | Standard | Crisfield | Somerset | 24039 |
| 21821 | Standard | Deal Island | Somerset | 24039 |
| 21822 | Standard | Eden | Somerset | 24039 |
| 21824 | Standard | Ewell | Somerset | 24039 |
| 21826 | Standard | Fruitland | Wicomico | 24045 |
| 21829 | Standard | Girdletree | Worcester | 24047 |
| 21830 | Standard | Hebron | Wicomico | 24045 |
| 21835 | Standard | Linkwood | Dorchester | 24019 |
| 21837 | Standard | Mardela Springs | Wicomico | 24045 |
| 21838 | Standard | Marion Station | Somerset | 24039 |
| 21840 | Standard | Nanticoke | Wicomico | 24045 |
| 21841 | Standard | Newark | Worcester | 24047 |
| 21842 | Standard | Ocean City | Worcester | 24047 |
| 21849 | Standard | Parsonsburg | Wicomico | 24045 |
| 21850 | Standard | Pittsville | Wicomico | 24045 |
| 21851 | Standard | Pocomoke City | Worcester | 24047 |
| 21853 | Standard | Princess Anne | Somerset | 24039 |
| 21856 | Standard | Quantico | Wicomico | 24045 |
| 21861 | POBox | Sharptown | Wicomico | 24045 |
| 21862 | Standard | Showell | Worcester | 24047 |
| 21863 | Standard | Snow Hill | Worcester | 24047 |
| 21864 | Standard | Stockton | Worcester | 24047 |
| 21865 | Standard | Tyaskin | Wicomico | 24045 |
| 21866 | POBox | Tylerton | Somerset | 24039 |
| 21867 | POBox | Upper Fairmount | Somerset | 24039 |
| 21869 | Standard | Vienna | Dorchester | 24019 |
| 21871 | Standard | Westover | Somerset | 24039 |
| 21872 | Standard | Whaleyville | Worcester | 24047 |
| 21874 | Standard | Willards | Wicomico | 24045 |
Maryland Cities & Towns
- Baltimore(23)
- Silver Spring(7)
- Annapolis(5)
- Frederick(5)
- Gaithersburg(5)
- Hyattsville(5)
- Laurel(4)
- Bowie(4)
- Rockville(4)
- Bethesda(3)
- Salisbury(3)
- Columbia(3)
- Towson(3)
- Waldorf(3)
- Hagerstown(3)
- Westminster(2)
- Westover(2)
- College Park(2)
- Germantown(2)
- Upper Marlboro(2)
- Ellicott City(2)
- Bel Air(2)
- Glen Burnie(2)
- Churchville(1)
- Lonaconing(1)
- Tyaskin(1)
- Fairplay(1)
- Oxon Hill(1)
- Brookeville(1)
- Sandy Spring(1)
- Crofton(1)
- Middle River(1)
- Accokeek(1)
- Point of Rocks(1)
- Fruitland(1)
- Joppa(1)
- Stevenson(1)
- Dundalk(1)
- Nanticoke(1)
- Reisterstown(1)
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