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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/03751

03751

ZIP 03751 is Georges Mills, New Hampshire, in Sullivan County; area code 603; Eastern time.

Type
Standard
Time zone
America/New_York
County
Sullivan
Population
397
Coordinates
43.4413, -72.0816
☼ Live from 03751 — Georges Mills, NH

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Where 03751 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 03751
  • 🔢 Type 03751 into a pocket calculator and turn it upside down: ISLEO — not quite a word, sorry.
  • ➕ As a number, 3,751 = 11 × 11 × 31. Its digits add up to 16, a total 1,922 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 111010100111
  • 🏠 Its numerical neighbours: 03750 (Etna, NH, 20 mi away) and 03752 (Goshen, NH, 12 mi away).
  • 🔄 Backwards, 03751 becomes 15730 — and that is a real ZIP code: Coolspring, PA, 395 miles away.
  • 👥 52 other ZIP codes are made of exactly the same digits (01375, 01537, 05731, 07513, 10537, 10573, …). The farthest-flung twin is 73501 in Lawton, OK, 1,527 miles away.
  • 🧭 Farther north than 85% of all ZIP codes, and farther east than 94%.
  • 🎯1,385 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 03751 and you would come out at 43.44°S, 107.92°E — 904 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 25m of daylight. Shortest: 8h 57m.
  • 📏 At 2.0 square miles of land, 03751 is bigger than 12% of ZIP codes — room for about 1.5 Central Parks.
🌙 The sky over 03751 today
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🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population397This ZIP397
Households208This ZIP208
Housing units316This ZIP316
Median age77.0This ZIP77.0New Hampshire43.3US 38.9
Bachelor's degree or higher58.0%This ZIP58.0%
Mean commute39.3 minThis ZIP39.3 min
Population density198.6 / sq miThis ZIP198.6 / sq mi

Business and tax activity

Business establishments10This ZIP10
Employees162This ZIP162
Annual payroll$9,229,000This ZIP$9,229,000

Land area

Land area2.00 sq miThis ZIP2.00 sq mi
Water area0.19 sq miThis ZIP0.19 sq mi

ZIP codes near 03751

ZIPCityDistance
03782 Sunapee, NH 3.6 mi
03284 Springfield, NH 4.1 mi
03257 New London, NH 4.8 mi
03754 Guild, NH 5.3 mi
03753 Grantham, NH 6.2 mi
03233 Elkins, NH 7.6 mi
03773 Newport, NH 7.8 mi
03287 Wilmot, NH 8.0 mi
03255 Newbury, NH 9.2 mi
03749 Enfield Center, NH 9.6 mi

Find every ZIP code within 10 miles of 03751 →

Questions about this ZIP code

Where is ZIP code 03751?

03751 is in Georges Mills, New Hampshire, in Sullivan County, part of the Lebanon-Claremont, NH-VT micropolitan area. Its published point location is 43.4413, -72.0816.

What county is 03751 in?

03751 lies in Sullivan County.

What area code is 03751?

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

What time zone is 03751 in?

03751 uses America/New_York.

How many people live in 03751?

About 397 people live in ZIP code 03751, in 208 households, at 198.6 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What ZIP codes are near 03751?

The closest are 03782 (3.6 mi), 03284 (4.1 mi), 03257 (4.8 mi), 03754 (5.3 mi) and 03753 (6.2 mi).

Is 03751 a PO Box ZIP code?

03751 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “03751 ZIP Code — Georges Mills, New Hampshire (Sullivan County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/03751

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