| 21613 Cambridge | 410/443/667 | Dorchester County | Maryland (MD) |
| 21622 Church Creek | 410/443/667 | Dorchester County | Maryland (MD) |
| 21626 Crapo | 410/443/667 | Dorchester County | Maryland (MD) |
| 21627 Crocheron | 410/443/667 | Dorchester County | Maryland (MD) |
| 21631 East New Market | 410/443/667 | Dorchester County | Maryland (MD) |
| 21869 Elliott | 410/443/667 | Dorchester County | Maryland (MD) |
| 21634 Fishing Creek | 410/443/667 | Dorchester County | Maryland (MD) |
| 21634 Hoopersville | 410/443/667 | Dorchester County | Maryland (MD) |
| 21643 Hurlock | 410/443/667 | Dorchester County | Maryland (MD) |
| 21835 Linkwood | 410/443/667 | Dorchester County | Maryland (MD) |
| 21648 Madison | 410/443/667 | Dorchester County | Maryland (MD) |
| 21677 Madison | 410/443/667 | Dorchester County | Maryland (MD) |
| 21659 Rhodesdale | 410/443/667 | Dorchester County | Maryland (MD) |
| 21869 Salem | 410/443/667 | Dorchester County | Maryland (MD) |
| 21664 Secretary | 410/443/667 | Dorchester County | Maryland (MD) |
| 21669 Taylors Island | 410/443/667 | Dorchester County | Maryland (MD) |
| 21672 Toddville | 410/443/667 | Dorchester County | Maryland (MD) |
| 21869 Vienna | 410/443/667 | Dorchester County | Maryland (MD) |
| 21675 Wingate | 410/443/667 | Dorchester County | Maryland (MD) |
| 21648 Woolford | 410/443/667 | Dorchester County | Maryland (MD) |
| 21677 Woolford | 410/443/667 | Dorchester County | Maryland (MD) |