ZIP Code 19721: New Castle, DE
ZIP code 19721 is assigned to New Castle in New Castle County, Delaware. Its reference point is at latitude 39.5645 and longitude -75.597 (39°33'52.2"N 75°35'49.2"W).
Location Overview of ZIP Code 19721
New Castle has 2 ZIP codes in our directory, and New Castle County has 54.
Delaware has 99 ZIP codes listed in total.
The nearest listed ZIP code is 19712 (Newark), which shares the same reference point.
| ZIP code | 19721 |
|---|---|
| Place | New Castle |
| County | New Castle County |
| State | Delaware |
| Country | United States |
| Latitude | 39.5645 |
| Longitude | -75.597 |
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Map of ZIP Code 19721
Map centred on 39.5645, -75.597. The pin marks the ZIP code's reference point, not its boundary.
Photos of New Castle, Delaware
Video: New Castle, Delaware
Walking Tour of Historic New Castle, Delaware | Colonial Charm & History — by CozyStrolls · Watch on YouTube
ZIP Codes Near 19721
These 16 ZIP codes have the closest reference points to 19721, measured in a straight line.
Nearby Cities and Towns
The closest places to ZIP code 19721, measured in a straight line from its reference point. Road distances will be longer.
- Delaware City – 0.6 mi north
- Saint Georges – 2.9 mi west
- Port Penn – 3.6 mi south
- Newark – 3.7 mi northwest
- Kirkwood – 5.0 mi west
- Bear – 5.2 mi northwest
- Wilmington – 5.5 mi north
- Pennsville – 7.3 mi northeast
- Middletown – 7.3 mi southwest
- Salem – 7.7 mi east
- Odessa – 7.9 mi southwest
- Hancocks Bridge – 8.6 mi southeast
Schools Near New Castle
If you are moving to ZIP code 19721, check with the education authority that serves New Castle, New Castle County which schools cover your street address.
Looking at nearby areas such as Newark, Wilmington and Delaware City widens the choice of state, private and international schools. The links below open live Google Maps results centred on this location.
Parks and Outdoor Recreation
Use the map above to explore green space around New Castle, then zoom out to find larger parks, trails and nature areas in the wider Delaware area.
Hospitals and Healthcare
Hospitals, clinics and pharmacies serving New Castle can be found with the searches below. In an emergency in the United States, call 911.
Residents may also use facilities in nearby Newark, Wilmington and Delaware City.
Shopping and Dining in New Castle
For places to eat and shop near ZIP code 19721, the searches below show up-to-date listings around this location.
Libraries and Historical Places
Public libraries, museums and historic sites near New Castle, Delaware can be found with the searches below.
For local history, try the archives of New Castle County along with the name New Castle.
Roads, Rivers and Lakes
From ZIP code 19721, Newark shares the same reference point, Wilmington shares the same reference point, Delaware City lies about 0.6 mi to the north, Saint Georges lies about 2.9 mi to the west and Port Penn lies about 3.6 mi to the south in a straight line. Use the directions link for routes and road names.
Rivers, lakes and coastline near New Castle show up on the map above, or you can search for them directly.
Frequently Asked Questions About ZIP Code 19721
Photo & Video Credits
- Photo 1 (“StarlHouseStGeorgesDE”): Gretchen Fitting, Public domain, via Wikimedia Commons.
- Photo 2 (“Fort Delaware 02”): WorldIslandInfo.com, CC BY 2.0, via Wikimedia Commons.
- Photo 3 (“POW barracks rebuilt at Fort Delaware”): combatphoto44 from Pearl City, Hawaii, USA, CC BY 2.0, via Wikimedia Commons.
- Video: “Walking Tour of Historic New Castle, Delaware | Colonial Charm & History” by CozyStrolls, embedded from YouTube. All rights belong to the creator.
Photos are shown from their original source under the licenses listed. They were taken near this location and may show neighbouring areas.
Data for ZIP code 19721 comes from GeoNames and is provided for general reference. Always confirm mailing details with the U.S. Postal Service (USPS).