| Localité | Code postal |
|---|---|
| Bethany Beach, Sussex | 19930 |
| Bethel, Sussex | 19931 |
| Blades, Sussex | 19973 |
| Bridgeville, Sussex | 19933 |
| Clarksville, Sussex | 19970 |
| Dagsboro, Sussex | 19939 |
| Delmar, Sussex | 19940 |
| Dewey Beach, Sussex | 19971 |
| Ellendale, Sussex | 19941 |
| Farmington, Sussex | 19950 |
| Fenwick Island, Sussex | 19944 |
| Frankford, Sussex | 19945 |
| Georgetown, Sussex | 19947 |
| Greenwood, Sussex | 19950 |
| Harbeson, Sussex | 19951 |
| Laurel, Sussex | 19956 |
| Lewes, Sussex | 19958 |
| Lewes Beach, Sussex | 19958 |
| Lincoln, Sussex | 19960 |
| Long Neck, Sussex | 19966 |
| Milford, Sussex | 19963 |
| Millsboro, Sussex | 19966 |
| Millville, Sussex | 19967 |
| Milton, Sussex | 19968 |
| Nassau, Sussex | 19969 |
| Ocean View, Sussex | 19970 |
| Codes postaux en Delaware | |
|---|---|
| Sussex | New Castle |
| Kent | |