Zip Code | City | Population |
|---|---|---|
| 21804 | Salisbury | 38,722 |
| 21801 | Salisbury | 30,766 |
| 21875 | Delmar | 7,446 |
| 21826 | Fruitland | 5,569 |
| 21830 | Hebron | 4,837 |
| 21850 | Pittsville | 3,628 |
| 21849 | Parsonsburg | 3,366 |
| 21837 | Mardela Springs | 3,165 |
| 21822 | Eden | 2,686 |
| 21874 | Willards | 2,222 |
| 21856 | Quantico | 924 |
| 21861 | Sharptown | 776 |
| 21840 | Nanticoke | 541 |
| 21865 | Tyaskin | 393 |
| 21810 | Allen | 160 |
| 21814 | Bivalve | 81 |