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Where 57799 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.
- 🔢 Type 57799 into a pocket calculator and turn it upside down: GGLLS — not quite a word, sorry.
- ➕ As a number, 57,799 = 7 × 23 × 359. Its digits add up to 37, a total 89 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1110000111000111 - 🏠 Its numerical neighbours: 57794 (Wounded Knee, SD, 120 mi away) and 58001 (Abercrombie, ND, 371 mi away). Next door on paper, a road trip in real life.
- 🔄 Backwards, 57799 becomes 99775 — and that is a real ZIP code: Fairbanks, AK, 2,177 miles away.
- 👥 9 other ZIP codes are made of exactly the same digits (75799, 75979, 77995, 79759, 95977, 97759, …). The farthest-flung twin is 99757 in Lake Minchumina, AK, 2,291 miles away.
- 🧭 Farther north than 89% of all ZIP codes, and farther west than 82%.
- 🎯421 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 57799 and you would come out at 44.50°S, 76.13°E — 436 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 33m of daylight. Shortest: 8h 49m.
- 📏 At 0.188 square miles of land, 57799 is bigger than 2% of ZIP codes — about 91 football fields.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 568This ZIP568 |
|---|---|
| Households | 0 |
| Housing units | 0 |
| Median age | 19.8This ZIP19.8South Dakota38.0US 38.9 |
| Bachelor's degree or higher | 57.1%This ZIP57.1% |
| Mean commute | 10.9 minThis ZIP10.9 min |
| Population density | 3,021.3 / sq miThis ZIP3,021.3 / sq mi |
Land area
| Land area | 0.19 sq miThis ZIP0.19 sq mi |
|---|---|
| Water area | 0.00 sq mi |
Other place names in 57799
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 57799
| ZIP | City | Distance |
|---|---|---|
57783 | Spearfish, SD | 3.9 mi |
57779 | Saint Onge, SD | 7.4 mi |
82712 | Beulah, WY | 12.5 mi |
57793 | Whitewood, SD | 14.6 mi |
57732 | Deadwood, SD | 14.8 mi |
57754 | Lead, SD | 16.8 mi |
57741 | Fort Meade, SD | 20.6 mi |
57762 | Nisland, SD | 21.6 mi |
57759 | Nemo, SD | 24.3 mi |
82710 | Aladdin, WY | 25.2 mi |
Find every ZIP code within 10 miles of 57799 →
Questions about this ZIP code
Where is ZIP code 57799?
57799 is in Spearfish, South Dakota, in Lawrence County, part of the Spearfish, SD micropolitan area. Its published point location is 44.4982, -103.8725.
What county is 57799 in?
57799 lies in Lawrence County.
What area code is 57799?
Spearfish uses area code 605, from NANPA's telephone records.
What time zone is 57799 in?
57799 uses America/Denver.
How many people live in 57799?
About 568 people live in ZIP code 57799, at 3,021.3 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 57799?
The closest are 57783 (3.9 mi), 57779 (7.4 mi), 82712 (12.5 mi), 57793 (14.6 mi) and 57732 (14.8 mi).
Is 57799 a PO Box ZIP code?
57799 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “57799 ZIP Code — Spearfish, South Dakota (Lawrence County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57799
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/57799.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.