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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/19715

19715

ZIP 19715 is in Newark, Delaware, in New Castle County; area code 302; Eastern time. Newark has 10 ZIP codes in all.

Type
No street area
Time zone
America/New_York
County
New Castle
Coordinates
39.5645, -75.5970

The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

This ZIP code has no Census tabulation area of its own. Its point falls inside ZCTA 19706, whose figures describe that area — not this ZIP code.

☼ Live from 19715 — Newark, DE

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Where 19715 is

This ZIP code has no Census tabulation area, so there is no boundary to draw — the marker is its published point location.

★ Weird and wonderful facts about 19715
  • 🔢 Type 19715 into a pocket calculator and turn it upside down: SILGI — not quite a word, sorry.
  • ➕ As a number, 19,715 = 5 × 3943. Its digits add up to 23, a total 2,533 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100110100000011
  • 🏠 Its numerical neighbours: 19714 (Newark, DE, 0 mi away) and 19716 (Newark, DE, 11 mi away).
  • 🔄 Backwards, 19715 becomes 51791, which is not a ZIP code at all.
  • 👥 14 other ZIP codes are made of exactly the same digits (11579, 11795, 11957, 11975, 17519, 17951, …). The farthest-flung twin is 95117 in San Jose, CA, 2,486 miles away.
  • 🧭 Farther north than 53% of all ZIP codes, and farther east than 86%.
  • 🎯1,219 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 19715 and you would come out at 39.56°S, 104.40°E — 829 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 58m of daylight. Shortest: 9h 22m.
🌙 The sky over 19715 today
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Source: USGS.

Land area

ZIP codes near 19715

ZIPCityDistance
19712 Newark, DE 0.0 mi
19714 Newark, DE 0.0 mi
19718 Newark, DE 0.0 mi
19721 New Castle, DE 0.0 mi
19725 Newark, DE 0.0 mi
19850 Wilmington, DE 0.0 mi
19880 Wilmington, DE 0.0 mi
19890 Wilmington, DE 0.0 mi
19891 Wilmington, DE 0.0 mi
19892 Wilmington, DE 0.0 mi

Find every ZIP code within 10 miles of 19715 →

Questions about this ZIP code

Where is ZIP code 19715?

19715 is in Newark, Delaware, in New Castle County, part of the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metropolitan area. Its published point location is 39.5645, -75.5970.

What county is 19715 in?

19715 lies in New Castle County.

What area code is 19715?

Newark uses area code 302, from NANPA's telephone records.

What time zone is 19715 in?

19715 uses America/New_York.

What ZIP codes are near 19715?

The closest are 19712 (0 mi), 19714 (0 mi), 19718 (0 mi), 19721 (0 mi) and 19725 (0 mi).

Is 19715 a PO Box ZIP code?

Possibly. The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

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Cite this page

zipcodes.pro. “19715 ZIP Code — Newark, Delaware (New Castle County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/19715

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/19715.json

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