| 19901 Dover | 302 | Kent County | Delaware (DE) |
| 19901 Leipsic | 302 | Kent County | Delaware (DE) |
| 19902 Dover | 302 | Kent County | Delaware (DE) |
| 19902 Dover Air Force Base | 302 | Kent County | Delaware (DE) |
| 19902 Dover AFB | 302 | Kent County | Delaware (DE) |
| 19903 Dover | 302 | Kent County | Delaware (DE) |
| 19904 Dover | 302 | Kent County | Delaware (DE) |
| 19905 Dover | 302 | Kent County | Delaware (DE) |
| 19906 Dover | 302 | Kent County | Delaware (DE) |
| 19934 Camden Wyoming | 302 | Kent County | Delaware (DE) |
| 19934 Camden Wyo | 302 | Kent County | Delaware (DE) |
| 19934 Camden | 302 | Kent County | Delaware (DE) |
| 19934 Camden-Wy | 302 | Kent County | Delaware (DE) |
| 19934 Camden-Wyo | 302 | Kent County | Delaware (DE) |
| 19934 Camden-Wyoming | 302 | Kent County | Delaware (DE) |
| 19934 Wyoming | 302 | Kent County | Delaware (DE) |
| 19936 Cheswold | 302 | Kent County | Delaware (DE) |
| 19938 Clayton | 302 | Kent County | Delaware (DE) |
| 19943 Felton | 302 | Kent County | Delaware (DE) |
| 19946 Frederica | 302 | Kent County | Delaware (DE) |
| 19952 Harrington | 302 | Kent County | Delaware (DE) |
| 19953 Hartly | 302 | Kent County | Delaware (DE) |
| 19954 Houston | 302 | Kent County | Delaware (DE) |
| 19955 Kenton | 302 | Kent County | Delaware (DE) |
| 19961 Little Creek | 302 | Kent County | Delaware (DE) |
| 19962 Magnolia | 302 | Kent County | Delaware (DE) |
| 19964 Marydel | 302 | Kent County | Delaware (DE) |
| 19977 Smyrna | 302 | Kent County | Delaware (DE) |
| 19979 Viola | 302 | Kent County | Delaware (DE) |
| 19980 Woodside | 302 | Kent County | Delaware (DE) |