| Locality | Post Code |
|---|---|
| Alfonso, Lancaster | 22503 |
| Irvington, Lancaster | 22480 |
| Kilmarnock, Lancaster | 22482 |
| Lancaster, Lancaster | 22503 |
| Lively, Lancaster | 22507 |
| Merry Point, Lancaster | 22513 |
| Millenbeck, Lancaster | 22503 |
| Mollusk, Lancaster | 22517 |
| Morattico, Lancaster | 22523 |
| Nuttsville, Lancaster | 22528 |
| Regina, Lancaster | 22503 |
| Weems, Lancaster | 22576 |
| White Stone, Lancaster | 22578 |