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/07855

07855

ZIP 07855 is Middleville, New Jersey, in Sussex County; area codes 973 and 862; Eastern time.

Type
No street area
Time zone
America/New_York
County
Sussex
Coordinates
41.0559, -74.8629

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 07860, whose figures describe that area — not this ZIP code.

☼ Live from 07855 — Middleville, NJ

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Where 07855 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 07855
  • 🔢 Type 07855 into a pocket calculator and turn it upside down: SSBLO — not quite a word, sorry.
  • ➕ As a number, 7,855 = 5 × 1571. Its digits add up to 25, a total 2,242 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1111010101111
  • 🏠 Its numerical neighbours: 07853 (Long Valley, NJ, 19 mi away) and 07856 (Mount Arlington, NJ, 16 mi away).
  • 🔄 Backwards, 07855 becomes 55870, which is not a ZIP code at all.
  • 👥 33 other ZIP codes are made of exactly the same digits (05758, 05857, 05875, 08557, 08755, 50578, …). The farthest-flung twin is 85075 in Phoenix, AZ, 2,096 miles away.
  • 🧭 Farther north than 67% of all ZIP codes, and farther east than 88%.
  • 🎯1,246 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 07855 and you would come out at 41.06°S, 105.14°E — 865 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 08m of daylight. Shortest: 9h 13m.
🌙 The sky over 07855 today
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🌋 Shake report
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Source: USGS.

Business and tax activity

Business establishments3This ZIP3
Employees11This ZIP11
Annual payroll$2,494,000This ZIP$2,494,000

Land area

ZIP codes near 07855

ZIPCityDistance
07875 Stillwater, NJ 1.0 mi
07860 Newton, NJ 3.1 mi
07877 Swartswood, NJ 3.3 mi
07881 Wallpack Center, NJ 6.0 mi
07839 Greendell, NJ 6.1 mi
07846 Johnsonburg, NJ 6.2 mi
07825 Blairstown, NJ 7.2 mi
07826 Branchville, NJ 7.8 mi
07879 Tranquility, NJ 7.9 mi
07821 Andover, NJ 8.4 mi

Find every ZIP code within 10 miles of 07855 →

Questions about this ZIP code

Where is ZIP code 07855?

07855 is in Middleville, New Jersey, in Sussex County, part of the New York-Newark-Jersey City, NY-NJ metropolitan area. Its published point location is 41.0559, -74.8629.

What county is 07855 in?

07855 lies in Sussex County.

What area code is 07855?

Middleville uses area codes 973 and 862, from NANPA's telephone records.

What time zone is 07855 in?

07855 uses America/New_York.

What ZIP codes are near 07855?

The closest are 07875 (1 mi), 07860 (3.1 mi), 07877 (3.3 mi), 07881 (6 mi) and 07839 (6.1 mi).

Is 07855 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. “07855 ZIP Code — Middleville, New Jersey (Sussex County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/07855

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/07855.json

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