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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/06374

06374

ZIP 06374 is Plainfield, Connecticut, in Windham County; area codes 860 and 959; Eastern time.

Type
Standard
Time zone
America/New_York
County
Windham
Metro area
none
Population
7,838
Coordinates
41.6797, -71.9122
☼ Live from 06374 — Plainfield, CT

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Where 06374 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 06374
  • 🔢 Type 06374 into a pocket calculator and turn it upside down: hLEgO — not quite a word, sorry.
  • ➕ As a number, 6,374 = 2 × 3187. Its digits add up to 20, a total 2,586 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1100011100110
  • 🏠 Its numerical neighbours: 06373 (Oneco, CT, 6 mi away) and 06375 (Quaker Hill, CT, 22 mi away).
  • 🔄 Backwards, 06374 becomes 47360 — and that is a real ZIP code: Mooreland, IN, 706 miles away.
  • 👥 63 other ZIP codes are made of exactly the same digits (03467, 03746, 04637, 04673, 04736, 04763, …). The farthest-flung twin is 76430 in Albany, TX, 1,614 miles away.
  • 🧭 Farther north than 72% of all ZIP codes, and farther east than 95%.
  • 🎯1,396 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 06374 and you would come out at 41.68°S, 108.09°E — 797 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 12m of daylight. Shortest: 9h 09m.
  • 📏 At 25.6 square miles of land, 06374 is bigger than 42% of ZIP codes — room for about 19 Central Parks.
🌙 The sky over 06374 today
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🌋 Shake report
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Source: USGS.

People and housing

Population7,838This ZIP7,838
Households3,185This ZIP3,185
Housing units3,293This ZIP3,293
Median age42.7This ZIP42.7Connecticut41.1US 38.9
Median household income$71,882This ZIP$71,882Connecticut$95,781US $80,734
Median home value$248,700This ZIP$248,700Connecticut$366,900US $332,700
Median gross rent$1,302This ZIP$1,302Connecticut$1,488US $1,413
Bachelor's degree or higher15.4%This ZIP15.4%
Mean commute29.5 minThis ZIP29.5 min
Population density306.3 / sq miThis ZIP306.3 / sq mi

Business and tax activity

Business establishments192This ZIP192
Employees2,954This ZIP2,954
Annual payroll$125,516,000This ZIP$125,516,000
Tax returns filed3,880This ZIP3,880
Total adjusted gross income$248,344,000This ZIP$248,344,000

Land area

Land area25.59 sq miThis ZIP25.59 sq mi
Water area0.34 sq miThis ZIP0.34 sq mi

Other place names in 06374

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 06374

ZIPCityDistance
06332 Central Village, CT 3.0 mi
06354 Moosup, CT 3.6 mi
06387 Wauregan, CT 4.5 mi
06331 Canterbury, CT 5.1 mi
06373 Oneco, CT 5.5 mi
06377 Sterling, CT 5.9 mi
06351 Jewett City, CT 6.5 mi
06384 Voluntown, CT 8.1 mi
06234 Brooklyn, CT 8.2 mi
06350 Hanover, CT 8.4 mi

Find every ZIP code within 10 miles of 06374 →

Questions about this ZIP code

Where is ZIP code 06374?

06374 is in Plainfield, Connecticut, in Windham County. Its published point location is 41.6797, -71.9122.

What county is 06374 in?

06374 lies in Windham County.

What area code is 06374?

Plainfield uses area codes 860 and 959, from NANPA's telephone records.

What time zone is 06374 in?

06374 uses America/New_York.

How many people live in 06374?

About 7,838 people live in ZIP code 06374, in 3,185 households, at 306.3 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 06374?

$71,882 a year, against $95,781 across Connecticut.

What ZIP codes are near 06374?

The closest are 06332 (3 mi), 06354 (3.6 mi), 06387 (4.5 mi), 06331 (5.1 mi) and 06373 (5.5 mi).

Is 06374 a PO Box ZIP code?

06374 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “06374 ZIP Code — Plainfield, Connecticut (Windham County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/06374

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