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/07007

07007

ZIP 07007 is in Caldwell, New Jersey, in Essex County; area codes 973, 862 and 201; Eastern time. Caldwell has 2 ZIP codes; the other is 07006.

Type
No street area
Time zone
America/New_York
County
Essex
Coordinates
40.8398, -74.2765

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 07006, whose figures describe that area — not this ZIP code.

☼ Live from 07007 — Caldwell, NJ

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Where 07007 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 07007
  • 🔢 Type 07007 into a pocket calculator and turn it upside down: LOOLO — not quite a word, sorry.
  • ➕ As a number, 7,007 = 7 × 7 × 11 × 13. Its digits add up to 14, a total 1,416 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1101101011111
  • 🏠 Its numerical neighbours: 07006 (Caldwell, NJ, 1 mi away) and 07008 (Carteret, NJ, 18 mi away).
  • 🔄 Backwards, 07007 becomes 70070 — and that is a real ZIP code: Luling, LA, 1,178 miles away.
  • 👥 3 other ZIP codes are made of exactly the same digits (00707, 07070, 70070). The farthest-flung twin is 00707 in Maunabo, PR, 1,653 miles away.
  • 🧭 Farther north than 65% of all ZIP codes, and farther east than 89%.
  • 🎯1,278 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 07007 and you would come out at 40.84°S, 105.72°E — 832 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 06m of daylight. Shortest: 9h 14m.
🌙 The sky over 07007 today
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Source: USGS.

Land area

ZIP codes near 07007

ZIPCityDistance
07021 Essex Fells, NJ 0.8 mi
07006 Caldwell, NJ 0.9 mi
07044 Verona, NJ 1.8 mi
07068 Roseland, NJ 2.2 mi
07009 Cedar Grove, NJ 2.7 mi
07004 Fairfield, NJ 3.3 mi
07042 Montclair, NJ 3.5 mi
07051 Orange, NJ 3.7 mi
07184 Newark, NJ 3.7 mi
07189 Newark, NJ 3.7 mi

Find every ZIP code within 10 miles of 07007 →

Questions about this ZIP code

Where is ZIP code 07007?

07007 is in Caldwell, New Jersey, in Essex County, part of the New York-Newark-Jersey City, NY-NJ metropolitan area. Its published point location is 40.8398, -74.2765.

What county is 07007 in?

07007 lies in Essex County.

What area code is 07007?

Caldwell uses area codes 973, 862 and 201, from NANPA's telephone records.

What time zone is 07007 in?

07007 uses America/New_York.

What ZIP codes are near 07007?

The closest are 07021 (0.8 mi), 07006 (0.9 mi), 07044 (1.8 mi), 07068 (2.2 mi) and 07009 (2.7 mi).

Is 07007 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. “07007 ZIP Code — Caldwell, New Jersey (Essex County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/07007

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/07007.json

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