| County | WASHINGTON |
| Zip Code Type | PO BOX ONLY |
Local Information
| City/State | County |
|---|---|
| HEBRON, MD 21830 | WICOMICO |
| ALLEN, MD 21810 | WICOMICO |
| BERLIN, MD 21811 | WORCESTER |
| BISHOPVILLE, MD 21813 | WORCESTER |
| BIVALVE, MD 21814 | WICOMICO |
| CRISFIELD, MD 21817 | SOMERSET |
| DEAL ISLAND, MD 21821 | SOMERSET |
Water Quality Data
Visit MyTapWater to get the water quality data for zip code 21781.