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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/56120

56120

ZIP 56120 is Butterfield, Minnesota, in Watonwan County; area code 507; Central time.

Type
Standard
Time zone
America/Chicago
County
Watonwan
Metro area
none
Population
983
Coordinates
43.9601, -94.7917
☼ Live from 56120 — Butterfield, MN

Weather right now

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Local time: —

Where 56120 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 56120
  • 🔢 Type 56120 into a pocket calculator and turn it upside down: OZIgS — not quite a word, sorry.
  • ➕ As a number, 56,120 = 2 × 2 × 2 × 5 × 23 × 61. Its digits add up to 14, a total 1,416 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1101101100111000
  • 🏠 Its numerical neighbours: 56119 (Brewster, MN, 38 mi away) and 56121 (Ceylon, MN, 31 mi away).
  • 🔄 Backwards, 56120 becomes 02165, which is not a ZIP code at all.
  • 👥 67 other ZIP codes are made of exactly the same digits (01256, 01526, 01562, 02156, 02561, 02651, …). The farthest-flung twin is 02651 in North Eastham, MA, 1,260 miles away.
  • 🧭 Farther north than 87% of all ZIP codes, and farther west than 68%.
  • 🎯346 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 56120 and you would come out at 43.96°S, 85.21°E — 801 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 29m of daylight. Shortest: 8h 53m.
  • 📏 At 100.1 square miles of land, 56120 is bigger than 78% of ZIP codes — room for about 76 Central Parks.
🌙 The sky over 56120 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population983This ZIP983
Households399This ZIP399
Housing units461This ZIP461
Median age45.7This ZIP45.7Minnesota38.8US 38.9
Median household income$77,188This ZIP$77,188Minnesota$89,062US $80,734
Median home value$147,800This ZIP$147,800Minnesota$329,300US $332,700
Median gross rent$685This ZIP$685Minnesota$1,280US $1,413
Bachelor's degree or higher14.4%This ZIP14.4%
Mean commute22.1 minThis ZIP22.1 min
Population density9.8 / sq miThis ZIP9.8 / sq mi

Business and tax activity

Business establishments15This ZIP15
Employees266This ZIP266
Annual payroll$9,911,000This ZIP$9,911,000
Tax returns filed450This ZIP450
Total adjusted gross income$30,863,000This ZIP$30,863,000

Land area

Land area100.12 sq miThis ZIP100.12 sq mi
Water area1.63 sq miThis ZIP1.63 sq mi

Other place names in 56120

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

ZIP codes near 56120

ZIPCityDistance
56022 Darfur, MN 6.8 mi
56159 Mountain Lake, MN 7.3 mi
56081 Saint James, MN 8.1 mi
56160 Odin, MN 9.1 mi
56162 Ormsby, MN 10.3 mi
56019 Comfrey, MN 11.8 mi
56118 Bingham Lake, MN 11.9 mi
56176 Trimont, MN 12.7 mi
56056 La Salle, MN 13.1 mi
56060 Lewisville, MN 17.6 mi

Find every ZIP code within 10 miles of 56120 →

Questions about this ZIP code

Where is ZIP code 56120?

56120 is in Butterfield, Minnesota, in Watonwan County. Its published point location is 43.9601, -94.7917.

What county is 56120 in?

56120 lies in Watonwan County.

What area code is 56120?

Butterfield uses area code 507, from NANPA's telephone records.

What time zone is 56120 in?

56120 uses America/Chicago.

How many people live in 56120?

About 983 people live in ZIP code 56120, in 399 households, at 9.8 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 56120?

$77,188 a year, against $89,062 across Minnesota.

What ZIP codes are near 56120?

The closest are 56022 (6.8 mi), 56159 (7.3 mi), 56081 (8.1 mi), 56160 (9.1 mi) and 56162 (10.3 mi).

Is 56120 a PO Box ZIP code?

56120 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “56120 ZIP Code — Butterfield, Minnesota (Watonwan County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/56120

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