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zipcodes.pro — ZIP/37840

37840

ZIP 37840 is Oliver Springs, Tennessee, mostly in Morgan County; area code 865; Eastern time.

Type
Standard
Time zone
America/New_York
County
Morgan +2 more
Metro area
Knoxville, TN
Population
10,004
Coordinates
36.0678, -84.3696
☼ Live from 37840 — Oliver Springs, TN

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Local time: —

Where 37840 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 37840
  • 🔢 Type 37840 into a pocket calculator and turn it upside down: OhBLE — not quite a word, sorry.
  • ➕ As a number, 37,840 = 2 × 2 × 2 × 2 × 5 × 11 × 43. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1001001111010000
  • 🏠 Its numerical neighbours: 37831 (Oak Ridge, TN, 10 mi away) and 37841 (Oneida, TN, 32 mi away).
  • 🔄 Backwards, 37840 becomes 04873, which is not a ZIP code at all.
  • 👥 53 other ZIP codes are made of exactly the same digits (03748, 03784, 03847, 03874, 04738, 04783, …). The farthest-flung twin is 83704 in Boise, ID, 1,759 miles away.
  • 🧭 Farther south than 69% of all ZIP codes, and farther east than 59%.
  • 🎯816 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 37840 and you would come out at 36.07°S, 95.63°E — 1,191 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 37m of daylight. Shortest: 9h 42m.
  • 📏 At 80.7 square miles of land, 37840 is bigger than 73% of ZIP codes — room for about 61 Central Parks.
🌙 The sky over 37840 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population10,004This ZIP10,004
Households3,789This ZIP3,789
Housing units4,006This ZIP4,006
Median age43.0This ZIP43.0Tennessee38.9US 38.9
Median household income$75,881This ZIP$75,881Tennessee$69,595US $80,734
Median home value$203,600This ZIP$203,600Tennessee$286,700US $332,700
Median gross rent$682This ZIP$682Tennessee$1,189US $1,413
Bachelor's degree or higher15.5%This ZIP15.5%
Mean commute29.5 minThis ZIP29.5 min
Population density123.9 / sq miThis ZIP123.9 / sq mi

Business and tax activity

Business establishments108This ZIP108
Employees695This ZIP695
Annual payroll$25,109,000This ZIP$25,109,000
Tax returns filed4,070This ZIP4,070
Total adjusted gross income$239,155,000This ZIP$239,155,000

Land area

Land area80.72 sq miThis ZIP80.72 sq mi
Water area0.00 sq mi

Counties 37840 spans

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

CountyShare of this ZIP
Morgan County 44.3%
Anderson County 36.8%
Roane County 18.9%

Other place names in 37840

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

ZIP codes near 37840

ZIPCityDistance
37719 Coalfield, TN 4.6 mi
37845 Petros, TN 5.1 mi
37710 Briceville, TN 6.9 mi
37830 Oak Ridge, TN 8.3 mi
37831 Oak Ridge, TN 10.1 mi
37716 Clinton, TN 11.5 mi
37717 Clinton, TN 11.7 mi
37748 Harriman, TN 11.8 mi
37714 Caryville, TN 13.0 mi
37887 Wartburg, TN 13.7 mi

Find every ZIP code within 10 miles of 37840 →

Questions about this ZIP code

Where is ZIP code 37840?

37840 is in Oliver Springs, Tennessee, in Morgan County, part of the Knoxville, TN metropolitan area. Its published point location is 36.0678, -84.3696.

What county is 37840 in?

37840 spans 3 counties: Morgan County, Anderson County and Roane County. Most of it falls in Morgan 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 37840?

Oliver Springs uses area code 865, from NANPA's telephone records.

What time zone is 37840 in?

37840 uses America/New_York.

How many people live in 37840?

About 10,004 people live in ZIP code 37840, in 3,789 households, at 123.9 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 37840?

$75,881 a year, against $69,595 across Tennessee.

What ZIP codes are near 37840?

The closest are 37719 (4.6 mi), 37845 (5.1 mi), 37710 (6.9 mi), 37830 (8.3 mi) and 37831 (10.1 mi).

Is 37840 a PO Box ZIP code?

37840 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “37840 ZIP Code — Oliver Springs, Tennessee (Morgan County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/37840

Machine-readable version of these facts:

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