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/02051

02051

ZIP 02051 is Marshfield Hills, Massachusetts, in Plymouth County; area codes 781 and 339; Eastern time.

Type
No street area
Time zone
America/New_York
County
Plymouth
Coordinates
42.1512, -70.7341

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 02050, whose figures describe that area — not this ZIP code.

☼ Live from 02051 — Marshfield Hills, MA

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Local time: —

Where 02051 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 02051
  • 🔢 Type 02051 into a pocket calculator and turn it upside down: ISOZO — not quite a word, sorry.
  • ➕ As a number, 2,051 = 7 × 293. Its digits add up to 8, a total 251 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100000000011
  • 🏠 Its numerical neighbours: 02050 (Marshfield, MA, 3 mi away) and 02052 (Medfield, MA, 29 mi away).
  • 🔄 Backwards, 02051 becomes 15020 — and that is a real ZIP code: Bunola, PA, 497 miles away.
  • 👥 23 other ZIP codes are made of exactly the same digits (01520, 02150, 05201, 10025, 10502, 10520, …). The farthest-flung twin is 51020 in Galva, IA, 1,256 miles away.
  • 🧭 Farther north than 76% of all ZIP codes, and farther east than 97%.
  • 🎯1,455 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 02051 and you would come out at 42.15°S, 109.27°E — 792 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 16m of daylight. Shortest: 9h 06m.
🌙 The sky over 02051 today
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🌋 Shake report
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Source: USGS.

Business and tax activity

Business establishments12This ZIP12
Employees47This ZIP47
Annual payroll$1,370,000This ZIP$1,370,000

Land area

ZIP codes near 02051

ZIPCityDistance
02059 North Marshfield, MA 1.9 mi
02047 Humarock, MA 2.0 mi
02040 Greenbush, MA 2.1 mi
02050 Marshfield, MA 2.8 mi
02066 Scituate, MA 3.7 mi
02061 Norwell, MA 4.4 mi
02340 Hanover, MA 4.9 mi
02358 North Pembroke, MA 5.0 mi
02060 North Scituate, MA 5.4 mi
02065 Ocean Bluff, MA 5.6 mi

Find every ZIP code within 10 miles of 02051 →

Questions about this ZIP code

Where is ZIP code 02051?

02051 is in Marshfield Hills, Massachusetts, in Plymouth County, part of the Boston-Cambridge-Newton, MA-NH metropolitan area. Its published point location is 42.1512, -70.7341.

What county is 02051 in?

02051 lies in Plymouth County.

What area code is 02051?

Marshfield Hills uses area codes 781 and 339, from NANPA's telephone records.

What time zone is 02051 in?

02051 uses America/New_York.

What ZIP codes are near 02051?

The closest are 02059 (1.9 mi), 02047 (2 mi), 02040 (2.1 mi), 02050 (2.8 mi) and 02066 (3.7 mi).

Is 02051 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. “02051 ZIP Code — Marshfield Hills, Massachusetts (Plymouth County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/02051

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/02051.json

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