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New Castle ZIP Codes — Delaware (DE)
| City or Location | County or District | States or Territories | States or Territories Abbrieviation | ZIP Code or Postcode |
|---|---|---|---|---|
| Wilmington | New Castle | Delaware | DE | 19804 |
| Wilmington | New Castle | Delaware | DE | 19805 |
| Wilmington | New Castle | Delaware | DE | 19806 |
| Wilmington | New Castle | Delaware | DE | 19807 |
| Wilmington | New Castle | Delaware | DE | 19808 |
| Wilmington | New Castle | Delaware | DE | 19809 |
| Wilmington | New Castle | Delaware | DE | 19810 |
| Wilmington | New Castle | Delaware | DE | 19850 |
| Wilmington | New Castle | Delaware | DE | 19880 |
| Wilmington | New Castle | Delaware | DE | 19884 |
| Wilmington | New Castle | Delaware | DE | 19885 |
| Wilmington | New Castle | Delaware | DE | 19886 |
| Wilmington | New Castle | Delaware | DE | 19890 |
| Wilmington | New Castle | Delaware | DE | 19891 |
| Wilmington | New Castle | Delaware | DE | 19892 |
| Wilmington | New Castle | Delaware | DE | 19893 |
| Wilmington | New Castle | Delaware | DE | 19894 |
| Wilmington | New Castle | Delaware | DE | 19895 |
| Wilmington | New Castle | Delaware | DE | 19896 |
| Wilmington | New Castle | Delaware | DE | 19897 |
| Wilmington | New Castle | Delaware | DE | 19898 |
| Wilmington | New Castle | Delaware | DE | 19899 |
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