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/59477

59477

ZIP 59477 is Simms, Montana, in Cascade County; area code 406; Mountain time.

Type
Standard
Time zone
America/Denver
County
Cascade
Metro area
Great Falls, MT
Population
334
Coordinates
47.4428, -111.9745
☼ Live from 59477 — Simms, MT

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 59477 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 59477
  • 🔢 Type 59477 into a pocket calculator and turn it upside down: LLhGS — not quite a word, sorry.
  • ➕ As a number, 59,477 = 11 × 5407. Its digits add up to 32, a total 644 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1110100001010101
  • 🏠 Its numerical neighbours: 59474 (Shelby, MT, 76 mi away) and 59479 (Stanford, MT, 83 mi away).
  • 🔄 Backwards, 59477 becomes 77495, which is not a ZIP code at all.
  • 👥 28 other ZIP codes are made of exactly the same digits (45779, 47579, 47597, 47957, 47975, 49757, …). The farthest-flung twin is 45779 in Syracuse, OH, 1,607 miles away.
  • 🧭 Farther north than 96% of all ZIP codes, and farther west than 87%.
  • 🎯850 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 59477 and you would come out at 47.44°S, 68.03°E — 166 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 58m of daylight. Shortest: 8h 27m.
  • 📏 At 66.3 square miles of land, 59477 is bigger than 67% of ZIP codes — room for about 50 Central Parks.
🌙 The sky over 59477 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population334This ZIP334
Households172This ZIP172
Housing units172This ZIP172
Median age60.3This ZIP60.3Montana40.4US 38.9
Median household income$42,292This ZIP$42,292Montana$72,509US $80,734
Median home value$237,500This ZIP$237,500Montana$375,800US $332,700
Bachelor's degree or higher30.6%This ZIP30.6%
Mean commute14.7 minThis ZIP14.7 min
Population density5.0 / sq miThis ZIP5.0 / sq mi

Business and tax activity

Business establishments13This ZIP13
Employees39This ZIP39
Annual payroll$1,897,000This ZIP$1,897,000

Land area

Land area66.35 sq miThis ZIP66.35 sq mi
Water area0.13 sq miThis ZIP0.13 sq mi

Other place names in 59477

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

ZIP codes near 59477

ZIPCityDistance
59443 Fort Shaw, MT 10.8 mi
59483 Sun River, MT 11.4 mi
59436 Fairfield, MT 13.8 mi
59487 Vaughn, MT 18.6 mi
59485 Ulm, MT 19.0 mi
59468 Power, MT 25.3 mi
59648 Wolf Creek, MT 26.5 mi
59421 Cascade, MT 28.7 mi
59410 Augusta, MT 31.7 mi
59402 Malmstrom Afb, MT 31.7 mi

Find every ZIP code within 10 miles of 59477 →

Questions about this ZIP code

Where is ZIP code 59477?

59477 is in Simms, Montana, in Cascade County, part of the Great Falls, MT metropolitan area. Its published point location is 47.4428, -111.9745.

What county is 59477 in?

59477 lies in Cascade County.

What area code is 59477?

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

What time zone is 59477 in?

59477 uses America/Denver.

How many people live in 59477?

About 334 people live in ZIP code 59477, in 172 households, at 5.0 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 59477?

$42,292 a year, against $72,509 across Montana.

What ZIP codes are near 59477?

The closest are 59443 (10.8 mi), 59483 (11.4 mi), 59436 (13.8 mi), 59487 (18.6 mi) and 59485 (19 mi).

Is 59477 a PO Box ZIP code?

59477 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “59477 ZIP Code — Simms, Montana (Cascade County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/59477

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/59477.json

Underlying data is public domain or openly licensed — sources, vintages and licences.