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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/59625

59625

ZIP 59625 is in Helena, Montana, in Lewis and Clark County; area code 406; Mountain time. Helena has 8 ZIP codes in all.

Type
Standard
Time zone
America/Denver
Metro area
Helena, MT
Population
663
Coordinates
46.6014, -112.0388
☼ Live from 59625 — Helena, MT

Weather right now

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Local time: —

Where 59625 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 59625
  • 🔢 Type 59625 into a pocket calculator and turn it upside down: SZgGS — not quite a word, sorry.
  • ➕ As a number, 59,625 = 3 × 3 × 5 × 5 × 5 × 53. Its digits add up to 27, a total 1,806 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1110100011101001
  • 🏠 Its numerical neighbours: 59624 (Helena, MT, 1 mi away) and 59626 (Helena, MT, 1 mi away).
  • 🔄 Backwards, 59625 becomes 52695, which is not a ZIP code at all.
  • 👥 24 other ZIP codes are made of exactly the same digits (25569, 26559, 29556, 29565, 29655, 52569, …). The farthest-flung twin is 96552 in APO AA, a military post office, 8,708 miles away.
  • 🧭 Farther north than 95% of all ZIP codes, and farther west than 87%.
  • 🎯822 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 59625 and you would come out at 46.60°S, 67.96°E — 217 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 50m of daylight. Shortest: 8h 33m.
  • 📏 At 0.091 square miles of land, 59625 is bigger than 1% of ZIP codes — about 44 football fields.
🌙 The sky over 59625 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population663This ZIP663
Households0
Housing units0
Median age19.4This ZIP19.4Montana40.4US 38.9
Bachelor's degree or higher100.0%This ZIP100.0%
Mean commute12.2 minThis ZIP12.2 min
Population density7,285.7 / sq miThis ZIP7,285.7 / sq mi

Land area

Land area0.09 sq miThis ZIP0.09 sq mi
Water area0.00 sq mi

Other place names in 59625

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

ZIP codes near 59625

ZIPCityDistance
59620 Helena, MT 0.6 mi
59624 Helena, MT 0.6 mi
59626 Helena, MT 0.6 mi
59623 Helena, MT 0.8 mi
59636 Fort Harrison, MT 3.7 mi
59604 Helena, MT 5.6 mi
59601 Helena, MT 9.1 mi
59602 Helena, MT 10.7 mi
59634 Clancy, MT 10.8 mi
59635 East Helena, MT 11.1 mi

Find every ZIP code within 10 miles of 59625 →

Questions about this ZIP code

Where is ZIP code 59625?

59625 is in Helena, Montana, in Lewis and Clark County, part of the Helena, MT metropolitan area. Its published point location is 46.6014, -112.0388.

What county is 59625 in?

59625 lies in Lewis and Clark County.

What area code is 59625?

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

What time zone is 59625 in?

59625 uses America/Denver.

How many people live in 59625?

About 663 people live in ZIP code 59625, at 7,285.7 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 59625?

The closest are 59620 (0.6 mi), 59624 (0.6 mi), 59626 (0.6 mi), 59623 (0.8 mi) and 59636 (3.7 mi).

Is 59625 a PO Box ZIP code?

59625 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “59625 ZIP Code — Helena, Montana (Lewis and Clark County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/59625

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