City
New Castle, DE ZIP codes
3 ZIPs, including 19720, 19721, 19726 as primary city.
Map of New Castle
ZIP code map
ZIP share of this city
Population share
- 197209.1%
Primary city
ZIP codes in New Castle
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 19720 | New Castle | New Castle County | 60,593 | $75,985 |
| 19721 | New Castle | New Castle County | 88 | — |
| 19726 | New Castle | New Castle County | — | — |