| Zip Codes | Population | State | Rank |
|---|---|---|---|
| 19979 zip code | 632 | Delaware | 1 |
| 19944 zip code | 620 | Delaware | 2 |
| 19730 zip code | 451 | Delaware | 3 |
| 19967 zip code | 354 | Delaware | 4 |
| 19936 zip code | 302 | Delaware | 5 |
| 19902 zip code | 283 | Delaware | 6 |
| 19731 zip code | 252 | Delaware | 7 |
| 19931 zip code | 211 | Delaware | 8 |
| 19733 zip code | 110 | Delaware | 9 |
| 19955 zip code | 72 | Delaware | 10 |
| 19710 zip code | 41 | Delaware | 11 |
| 19736 zip code | 32 | Delaware | 12 |
| 19732 zip code | 25 | Delaware | 13 |
| 19735 zip code | 12 | Delaware | 14 |