Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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/03843

03843

ZIP 03843 is in Hampton, New Hampshire, in Rockingham County; area code 603; Eastern time. Hampton has 2 ZIP codes; the other is 03842.

Type
No street area
Time zone
America/New_York
County
Rockingham
Coordinates
43.0059, -71.0132

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 03833, whose figures describe that area — not this ZIP code.

☼ Live from 03843 — Hampton, NH

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Where 03843 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 03843
  • 🔢 Type 03843 into a pocket calculator and turn it upside down: EhBEO — not quite a word, sorry.
  • ➕ As a number, 3,843 = 3 × 3 × 7 × 61. Its digits add up to 18, a total 2,332 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 111100000011
  • 🏠 Its numerical neighbours: 03842 (Hampton, NH, 10 mi away) and 03844 (Hampton Falls, NH, 9 mi away).
  • 🔄 Backwards, 03843 becomes 34830, which is not a ZIP code at all.
  • 👥 25 other ZIP codes are made of exactly the same digits (04338, 08343, 30348, 30384, 30438, 33084, …). The farthest-flung twin is 34038 in APO AA, a military post office, 2,660 miles away.
  • 🧭 Farther north than 83% of all ZIP codes, and farther east than 96%.
  • 🎯1,438 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 03843 and you would come out at 43.01°S, 108.99°E — 851 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 22m of daylight. Shortest: 9h 00m.
🌙 The sky over 03843 today
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Source: USGS.

Business and tax activity

Business establishments18This ZIP18
Employees241This ZIP241
Annual payroll$10,572,000This ZIP$10,572,000

Land area

ZIP codes near 03843

ZIPCityDistance
03833 Exeter, NH 2.5 mi
03856 Newfields, NH 3.2 mi
03042 Epping, NH 4.9 mi
03044 Fremont, NH 5.4 mi
03857 Newmarket, NH 5.6 mi
03885 Stratham, NH 5.6 mi
03848 Kingston, NH 7.1 mi
03827 East Kingston, NH 7.1 mi
03819 Danville, NH 7.4 mi
03861 Lee, NH 7.8 mi

Find every ZIP code within 10 miles of 03843 →

Questions about this ZIP code

Where is ZIP code 03843?

03843 is in Hampton, New Hampshire, in Rockingham County, part of the Boston-Cambridge-Newton, MA-NH metropolitan area. Its published point location is 43.0059, -71.0132.

What county is 03843 in?

03843 lies in Rockingham County.

What area code is 03843?

Hampton uses area code 603, from NANPA's telephone records.

What time zone is 03843 in?

03843 uses America/New_York.

What ZIP codes are near 03843?

The closest are 03833 (2.5 mi), 03856 (3.2 mi), 03042 (4.9 mi), 03044 (5.4 mi) and 03857 (5.6 mi).

Is 03843 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. “03843 ZIP Code — Hampton, New Hampshire (Rockingham County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/03843

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/03843.json

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