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Where 57658 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 57658 into a pocket calculator and turn it upside down: BSgLS — not quite a word, sorry.
- ➕ As a number, 57,658 = 2 × 127 × 227. Its digits add up to 31, a total 799 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1110000100111010 - 🏠 Its numerical neighbours: 57657 (Trail City, SD, 15 mi away) and 57659 (Walker, SD, 30 mi away).
- 🔄 Backwards, 57658 becomes 85675, which is not a ZIP code at all.
- 👥 25 other ZIP codes are made of exactly the same digits (55768, 55786, 56578, 56587, 56758, 57568, …). The farthest-flung twin is 78565 in Los Ebanos, TX, 1,347 miles away.
- 🧭 Farther north than 93% of all ZIP codes, and farther west than 80%.
- 🎯416 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 57658 and you would come out at 45.67°S, 79.44°E — 499 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.
- 📏 At 63.6 square miles of land, 57658 is bigger than 66% of ZIP codes — room for about 48 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 319This ZIP319 |
|---|---|
| Households | 70This ZIP70 |
| Housing units | 82This ZIP82 |
| Median age | 26.4This ZIP26.4South Dakota38.0US 38.9 |
| Median household income | $23,000This ZIP$23,000South Dakota$75,081US $80,734 |
| Median home value | $85,000This ZIP$85,000South Dakota$257,400US $332,700 |
| Median gross rent | $450This ZIP$450South Dakota$946US $1,413 |
| Bachelor's degree or higher | 14.8%This ZIP14.8% |
| Mean commute | 24.2 minThis ZIP24.2 min |
| Population density | 5.0 / sq miThis ZIP5.0 / sq mi |
Land area
| Land area | 63.59 sq miThis ZIP63.59 sq mi |
|---|---|
| Water area | 9.78 sq miThis ZIP9.78 sq mi |
Other place names in 57658
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 57658
| ZIP | City | Distance |
|---|---|---|
57642 | Mc Laughlin, SD | 11.2 mi |
57639 | Little Eagle, SD | 11.8 mi |
57631 | Glenham, SD | 14.0 mi |
57657 | Trail City, SD | 15.2 mi |
57648 | Pollock, SD | 21.4 mi |
57646 | Mound City, SD | 24.3 mi |
57601 | Mobridge, SD | 24.8 mi |
57621 | Bullhead, SD | 26.0 mi |
57630 | Glencross, SD | 26.9 mi |
57632 | Herreid, SD | 27.4 mi |
Find every ZIP code within 10 miles of 57658 →
Questions about this ZIP code
Where is ZIP code 57658?
57658 is in Wakpala, South Dakota, in Corson County. Its published point location is 45.6694, -100.5623.
What county is 57658 in?
57658 lies in Corson County.
What area code is 57658?
Wakpala uses area code 605, from NANPA's telephone records.
What time zone is 57658 in?
57658 uses America/Denver.
How many people live in 57658?
About 319 people live in ZIP code 57658, in 70 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 57658?
$23,000 a year, against $75,081 across South Dakota.
What ZIP codes are near 57658?
The closest are 57642 (11.2 mi), 57639 (11.8 mi), 57631 (14 mi), 57657 (15.2 mi) and 57648 (21.4 mi).
Is 57658 a PO Box ZIP code?
57658 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “57658 ZIP Code — Wakpala, South Dakota (Corson County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57658
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/57658.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.