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zipcodes.pro — ZIP/57656

57656

ZIP 57656 is Timber Lake, South Dakota, mostly in Dewey County; area code 605; Mountain time.

Type
Standard
Time zone
America/Denver
County
Dewey +1 more
Metro area
none
Population
1,000
Coordinates
45.4230, -101.1067
☼ Live from 57656 — Timber Lake, SD

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Where 57656 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 57656
  • 🔢 Type 57656 into a pocket calculator and turn it upside down: gSgLS — not quite a word, sorry.
  • ➕ As a number, 57,656 = 2 × 2 × 2 × 7207. Its digits add up to 29, a total 1,296 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1110000100111000
  • 🏠 Its numerical neighbours: 57652 (Ridgeview, SD, 29 mi away) and 57657 (Trail City, SD, 17 mi away).
  • 🔄 Backwards, 57656 becomes 65675 — and that is a real ZIP code: Hurley, MO, 707 miles away.
  • 👥 19 other ZIP codes are made of exactly the same digits (55766, 56567, 56576, 56657, 56756, 57566, …). The farthest-flung twin is 76556 in Milano, TX, 1,043 miles away.
  • 🧭 Farther north than 92% of all ZIP codes, and farther west than 80%.
  • 🎯407 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 57656 and you would come out at 45.42°S, 78.89°E — 488 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 40m of daylight. Shortest: 8h 43m.
  • 📏 At 389.4 square miles of land, 57656 is bigger than 96% of ZIP codes — room for about 296 Central Parks.
🌙 The sky over 57656 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population1,000This ZIP1,000
Households371This ZIP371
Housing units416This ZIP416
Median age28.1This ZIP28.1South Dakota38.0US 38.9
Median household income$66,094This ZIP$66,094South Dakota$75,081US $80,734
Median home value$86,300This ZIP$86,300South Dakota$257,400US $332,700
Median gross rent$546This ZIP$546South Dakota$946US $1,413
Bachelor's degree or higher23.8%This ZIP23.8%
Mean commute28.9 minThis ZIP28.9 min
Population density2.6 / sq miThis ZIP2.6 / sq mi

Business and tax activity

Business establishments31This ZIP31
Employees145This ZIP145
Annual payroll$5,792,000This ZIP$5,792,000
Tax returns filed360This ZIP360
Total adjusted gross income$35,093,000This ZIP$35,093,000

Land area

Land area389.44 sq miThis ZIP389.44 sq mi
Water area1.92 sq miThis ZIP1.92 sq mi

Counties 57656 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Dewey County 63.6%
Corson County 36.4%

Other place names in 57656

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

ZIP codes near 57656

ZIPCityDistance
57661 Whitehorse, SD 12.5 mi
57630 Glencross, SD 14.2 mi
57657 Trail City, SD 16.6 mi
57633 Isabel, SD 20.7 mi
57639 Little Eagle, SD 22.9 mi
57621 Bullhead, SD 24.2 mi
57652 Ridgeview, SD 28.6 mi
57625 Eagle Butte, SD 30.9 mi
57658 Wakpala, SD 31.4 mi
57636 Lantry, SD 31.4 mi

Find every ZIP code within 10 miles of 57656 →

Questions about this ZIP code

Where is ZIP code 57656?

57656 is in Timber Lake, South Dakota, in Dewey County. Its published point location is 45.4230, -101.1067.

What county is 57656 in?

57656 spans 2 counties: Dewey County and Corson County. Most of it falls in Dewey County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.

What area code is 57656?

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

What time zone is 57656 in?

57656 uses America/Denver.

How many people live in 57656?

About 1,000 people live in ZIP code 57656, in 371 households, at 2.6 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 57656?

$66,094 a year, against $75,081 across South Dakota.

What ZIP codes are near 57656?

The closest are 57661 (12.5 mi), 57630 (14.2 mi), 57657 (16.6 mi), 57633 (20.7 mi) and 57639 (22.9 mi).

Is 57656 a PO Box ZIP code?

57656 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “57656 ZIP Code — Timber Lake, South Dakota (Dewey County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57656

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