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/59641

59641

ZIP 59641 is Radersburg, Montana, in Broadwater County; area code 406; Mountain time.

Type
No street area
Time zone
America/Denver
County
Broadwater
Metro area
Helena, MT
Coordinates
46.2069, -111.6344

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 59643, whose figures describe that area — not this ZIP code.

☼ Live from 59641 — Radersburg, MT

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Where 59641 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 59641
  • 🔢 Type 59641 into a pocket calculator and turn it upside down: IhgGS — not quite a word, sorry.
  • ➕ As a number, 59,641 = 19 × 43 × 73. Its digits add up to 25, a total 2,242 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1110100011111001
  • 🏠 Its numerical neighbours: 59640 (Marysville, MT, 52 mi away) and 59642 (Ringling, MT, 42 mi away).
  • 🔄 Backwards, 59641 becomes 14695, which is not a ZIP code at all.
  • 👥 40 other ZIP codes are made of exactly the same digits (14569, 15469, 15946, 16945, 19456, 19465, …). The farthest-flung twin is 96451 in FPO AA, a military post office, 7,131 miles away.
  • 🧭 Farther north than 94% of all ZIP codes, and farther west than 86%.
  • 🎯792 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 59641 and you would come out at 46.21°S, 68.37°E — 234 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 47m of daylight. Shortest: 8h 37m.
🌙 The sky over 59641 today
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Source: USGS.

Land area

ZIP codes near 59641

ZIPCityDistance
59643 Toston, MT 5.6 mi
59644 Townsend, MT 17.1 mi
59647 Winston, MT 17.7 mi
59632 Boulder, MT 17.9 mi
59752 Three Forks, MT 20.7 mi
59638 Jefferson City, MT 21.5 mi
59634 Clancy, MT 25.1 mi
59635 East Helena, MT 25.6 mi
59721 Cardwell, MT 26.9 mi
59714 Belgrade, MT 28.9 mi

Find every ZIP code within 10 miles of 59641 →

Questions about this ZIP code

Where is ZIP code 59641?

59641 is in Radersburg, Montana, in Broadwater County, part of the Helena, MT metropolitan area. Its published point location is 46.2069, -111.6344.

What county is 59641 in?

59641 lies in Broadwater County.

What area code is 59641?

Radersburg uses area code 406, from NANPA's telephone records.

What time zone is 59641 in?

59641 uses America/Denver.

What ZIP codes are near 59641?

The closest are 59643 (5.6 mi), 59644 (17.1 mi), 59647 (17.7 mi), 59632 (17.9 mi) and 59752 (20.7 mi).

Is 59641 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. “59641 ZIP Code — Radersburg, Montana (Broadwater County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/59641

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curl https://zipcodes.pro/zip/59641.json

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