| Locality | Post Code |
|---|---|
| Camden, Kent | 19934 |
| Camden Wyoming, Kent | 19934 |
| Cheswold, Kent | 19936 |
| Clayton, Kent | 19938 |
| Dover, Kent | 19901, 19904 |
| Felton, Kent | 19943 |
| Frederica, Kent | 19946 |
| Harrington, Kent | 19952 |
| Hartly, Kent | 19953 |
| Houston, Kent | 19954 |
| Kenton, Kent | 19955 |
| Leipsic, Kent | 19901 |
| Little Creek, Kent | 19961 |
| Magnolia, Kent | 19962 |
| Marydel, Kent | 19964 |
| Smyrna, Kent | 19977 |
| Viola, Kent | 19979 |
| Woodside, Kent | 19980 |
| Wyoming, Kent | 19934 |
| Delaware Postal Codes | |
|---|---|
| Sussex | New Castle |
| Kent | |