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zipcodes.pro — ZIP/37686

37686

ZIP 37686 is in Piney Flats, Tennessee, mostly in Sullivan County; area code 423; Eastern time. Piney Flats has 2 ZIP codes; the other is 37699.

Type
Standard
Time zone
America/New_York
County
Sullivan +1 more
Population
9,495
Coordinates
36.4402, -82.3488
☼ Live from 37686 — Piney Flats, TN

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Local time: —

Where 37686 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 37686
  • 🔢 Type 37686 into a pocket calculator and turn it upside down: gBgLE — not quite a word, sorry.
  • ➕ As a number, 37,686 = 2 × 3 × 11 × 571. Its digits add up to 30, a total 1,024 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1001001100110110
  • 🏠 Its numerical neighbours: 37684 (Mountain Home, TN, 9 mi away) and 37687 (Roan Mountain, TN, 23 mi away).
  • 🔄 Backwards, 37686 becomes 68673, which is not a ZIP code at all.
  • 👥 24 other ZIP codes are made of exactly the same digits (36768, 36786, 36867, 37866, 38676, 63867, …). The farthest-flung twin is 83676 in Wilder, ID, 1,880 miles away.
  • 🧭 Farther south than 67% of all ZIP codes, and farther east than 65%.
  • 🎯911 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 37686 and you would come out at 36.44°S, 97.65°E — 1,084 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 39m of daylight. Shortest: 9h 40m.
  • 📏 At 29.5 square miles of land, 37686 is bigger than 45% of ZIP codes — room for about 22 Central Parks.
🌙 The sky over 37686 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population9,495This ZIP9,495
Households3,659This ZIP3,659
Housing units3,943This ZIP3,943
Median age44.1This ZIP44.1Tennessee38.9US 38.9
Median household income$84,264This ZIP$84,264Tennessee$69,595US $80,734
Median home value$352,200This ZIP$352,200Tennessee$286,700US $332,700
Median gross rent$1,032This ZIP$1,032Tennessee$1,189US $1,413
Bachelor's degree or higher35.5%This ZIP35.5%
Mean commute23.8 minThis ZIP23.8 min
Population density321.8 / sq miThis ZIP321.8 / sq mi

Business and tax activity

Business establishments162This ZIP162
Employees3,302This ZIP3,302
Annual payroll$173,983,000This ZIP$173,983,000
Tax returns filed4,320This ZIP4,320
Total adjusted gross income$380,447,000This ZIP$380,447,000

Land area

Land area29.51 sq miThis ZIP29.51 sq mi
Water area3.83 sq miThis ZIP3.83 sq mi

Counties 37686 spans

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

CountyShare of this ZIP
Sullivan County 99.7%
Washington County 0.3%

Other place names in 37686

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

ZIP codes near 37686

ZIPCityDistance
37699 Piney Flats, TN 2.9 mi
37694 Watauga, TN 5.5 mi
37617 Blountville, TN 5.9 mi
37621 Bristol, TN 6.4 mi
37615 Johnson City, TN 6.4 mi
37601 Johnson City, TN 7.2 mi
37618 Bluff City, TN 7.9 mi
37663 Kingsport, TN 7.9 mi
37605 Johnson City, TN 8.8 mi
37684 Mountain Home, TN 9.1 mi

Find every ZIP code within 10 miles of 37686 →

Questions about this ZIP code

Where is ZIP code 37686?

37686 is in Piney Flats, Tennessee, in Sullivan County, part of the Kingsport-Bristol, TN-VA metropolitan area. Its published point location is 36.4402, -82.3488.

What county is 37686 in?

37686 spans 2 counties: Sullivan County and Washington County. Most of it falls in Sullivan 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 37686?

Piney Flats uses area code 423, from NANPA's telephone records.

What time zone is 37686 in?

37686 uses America/New_York.

How many people live in 37686?

About 9,495 people live in ZIP code 37686, in 3,659 households, at 321.8 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 37686?

$84,264 a year, against $69,595 across Tennessee.

What ZIP codes are near 37686?

The closest are 37699 (2.9 mi), 37694 (5.5 mi), 37617 (5.9 mi), 37621 (6.4 mi) and 37615 (6.4 mi).

Is 37686 a PO Box ZIP code?

37686 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “37686 ZIP Code — Piney Flats, Tennessee (Sullivan County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/37686

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