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/57399

57399

ZIP 57399 is in Huron, South Dakota, in Beadle County; area code 605; Central time. Huron has 2 ZIP codes; the other is 57350.

Type
No street area
Time zone
America/Chicago
County
Beadle
Metro area
Huron, SD
Coordinates
44.3633, -98.2143

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 57350, whose figures describe that area — not this ZIP code.

☼ Live from 57399 — Huron, SD

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 57399 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 57399
  • 🔢 Type 57399 into a pocket calculator and turn it upside down: GGELS — not quite a word, sorry.
  • ➕ As a number, 57,399 = 3 × 19 × 19 × 53. Its digits add up to 33, a total 456 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1110000000110111
  • 🏠 Its numerical neighbours: 57386 (Yale, SD, 15 mi away) and 57401 (Aberdeen, SD, 79 mi away).
  • 🔄 Backwards, 57399 becomes 99375, which is not a ZIP code at all.
  • 👥 18 other ZIP codes are made of exactly the same digits (35979, 37995, 39759, 59739, 59937, 75939, …). The farthest-flung twin is 99753 in Koyuk, AK, 2,731 miles away.
  • 🧭 Farther north than 89% of all ZIP codes, and farther west than 77%.
  • 🎯314 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 57399 and you would come out at 44.36°S, 81.79°E — 645 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 32m of daylight. Shortest: 8h 50m.
🌙 The sky over 57399 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

Land area

ZIP codes near 57399

ZIPCityDistance
57350 Huron, SD 2.1 mi
57324 Cavour, SD 9.4 mi
57384 Wolsey, SD 13.9 mi
57312 Alpena, SD 14.4 mi
57386 Yale, SD 14.6 mi
57379 Virgil, SD 16.8 mi
57353 Iroquois, SD 18.8 mi
57348 Hitchcock, SD 19.7 mi
57385 Woonsocket, SD 22.3 mi
57358 Lane, SD 22.4 mi

Find every ZIP code within 10 miles of 57399 →

Questions about this ZIP code

Where is ZIP code 57399?

57399 is in Huron, South Dakota, in Beadle County, part of the Huron, SD micropolitan area. Its published point location is 44.3633, -98.2143.

What county is 57399 in?

57399 lies in Beadle County.

What area code is 57399?

Huron uses area code 605, from NANPA's telephone records.

What time zone is 57399 in?

57399 uses America/Chicago.

What ZIP codes are near 57399?

The closest are 57350 (2.1 mi), 57324 (9.4 mi), 57384 (13.9 mi), 57312 (14.4 mi) and 57386 (14.6 mi).

Is 57399 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. “57399 ZIP Code — Huron, South Dakota (Beadle County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57399

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/57399.json

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