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/59004

59004

ZIP 59004 is in Ashland, Montana, in Rosebud County; area code 406; Mountain time. Ashland has 2 ZIP codes; the other is 59003.

Type
No street area
Time zone
America/Denver
County
Rosebud
Metro area
none
Coordinates
45.5944, -106.2708

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 59003, whose figures describe that area — not this ZIP code.

☼ Live from 59004 — Ashland, MT

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Where 59004 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 59004
  • 🔢 Type 59004 into a pocket calculator and turn it upside down: hOOGS — not quite a word, sorry.
  • ➕ As a number, 59,004 = 2 × 2 × 3 × 3 × 11 × 149. Its digits add up to 18, a total 2,332 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1110011001111100
  • 🏠 Its numerical neighbours: 59003 (Ashland, MT, 8 mi away) and 59006 (Ballantine, MT, 90 mi away).
  • 🔄 Backwards, 59004 becomes 40095, which is not a ZIP code at all.
  • 👥 22 other ZIP codes are made of exactly the same digits (00954, 04095, 04950, 05049, 05490, 05904, …). The farthest-flung twin is 09054 in APO AE, a military post office, 4,771 miles away.
  • 🧭 Farther north than 93% of all ZIP codes, and farther west than 84%.
  • 🎯557 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 59004 and you would come out at 45.59°S, 73.73°E — 307 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 42m of daylight. Shortest: 8h 41m.
🌙 The sky over 59004 today
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Source: USGS.

Land area

ZIP codes near 59004

ZIPCityDistance
59003 Ashland, MT 7.8 mi
59043 Lame Deer, MT 19.8 mi
59012 Birney, MT 25.5 mi
59351 Volborg, MT 29.3 mi
59062 Otter, MT 30.7 mi
59323 Colstrip, MT 31.1 mi
59016 Busby, MT 34.1 mi
59317 Broadus, MT 40.5 mi
59025 Decker, MT 41.0 mi
59343 Olive, MT 41.1 mi

Find every ZIP code within 10 miles of 59004 →

Questions about this ZIP code

Where is ZIP code 59004?

59004 is in Ashland, Montana, in Rosebud County. Its published point location is 45.5944, -106.2708.

What county is 59004 in?

59004 lies in Rosebud County.

What area code is 59004?

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

What time zone is 59004 in?

59004 uses America/Denver.

What ZIP codes are near 59004?

The closest are 59003 (7.8 mi), 59043 (19.8 mi), 59012 (25.5 mi), 59351 (29.3 mi) and 59062 (30.7 mi).

Is 59004 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.

Download or cite

Cite this page

zipcodes.pro. “59004 ZIP Code — Ashland, Montana (Rosebud County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/59004

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/59004.json

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