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zipcodes.pro — ZIP/37650

37650

ZIP 37650 is Erwin, Tennessee, mostly in Unicoi County; area code 423; Eastern time.

Type
Standard
Time zone
America/New_York
County
Unicoi +1 more
Metro area
Johnson City, TN
Population
12,774
Coordinates
36.0878, -82.4686
☼ Live from 37650 — Erwin, TN

Weather right now

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Local time: —

Where 37650 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 37650
  • 🔢 Type 37650 into a pocket calculator and turn it upside down: OSgLE — not quite a word, sorry.
  • ➕ As a number, 37,650 = 2 × 3 × 5 × 5 × 251. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1001001100010010
  • 🏠 Its numerical neighbours: 37645 (Mount Carmel, TN, 35 mi away) and 37656 (Fall Branch, TN, 23 mi away).
  • 🔄 Backwards, 37650 becomes 05673 — and that is a real ZIP code: Waitsfield, VT, 756 miles away.
  • 👥 59 other ZIP codes are made of exactly the same digits (03576, 03756, 03765, 05673, 05736, 05763, …). The farthest-flung twin is 57630 in Glencross, SD, 1,151 miles away.
  • 🧭 Farther south than 69% of all ZIP codes, and farther east than 65%.
  • 🎯913 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 37650 and you would come out at 36.09°S, 97.53°E — 1,086 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 37m of daylight. Shortest: 9h 42m.
  • 📏 At 97.0 square miles of land, 37650 is bigger than 77% of ZIP codes — room for about 74 Central Parks.
🌙 The sky over 37650 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population12,774This ZIP12,774
Households5,336This ZIP5,336
Housing units6,000This ZIP6,000
Median age43.1This ZIP43.1Tennessee38.9US 38.9
Median household income$50,654This ZIP$50,654Tennessee$69,595US $80,734
Median home value$168,100This ZIP$168,100Tennessee$286,700US $332,700
Median gross rent$722This ZIP$722Tennessee$1,189US $1,413
Bachelor's degree or higher18.9%This ZIP18.9%
Mean commute25.0 minThis ZIP25.0 min
Population density131.7 / sq miThis ZIP131.7 / sq mi

Business and tax activity

Business establishments193This ZIP193
Employees3,598This ZIP3,598
Annual payroll$192,690,000This ZIP$192,690,000
Tax returns filed5,230This ZIP5,230
Total adjusted gross income$281,254,000This ZIP$281,254,000

Land area

Land area96.97 sq miThis ZIP96.97 sq mi
Water area0.54 sq miThis ZIP0.54 sq mi

Counties 37650 spans

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

CountyShare of this ZIP
Unicoi County 96.3%
Washington County 3.7%

Other place names in 37650

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

ZIP codes near 37650

ZIPCityDistance
37657 Flag Pond, TN 7.1 mi
28740 Green Mountain, NC 10.1 mi
37692 Unicoi, TN 11.4 mi
37690 Telford, TN 12.4 mi
37602 Johnson City, TN 12.8 mi
37641 Chuckey, TN 13.4 mi
37659 Jonesborough, TN 13.4 mi
37681 Limestone, TN 14.5 mi
28754 Mars Hill, NC 14.8 mi
37604 Johnson City, TN 15.4 mi

Find every ZIP code within 10 miles of 37650 →

Questions about this ZIP code

Where is ZIP code 37650?

37650 is in Erwin, Tennessee, in Unicoi County, part of the Johnson City, TN metropolitan area. Its published point location is 36.0878, -82.4686.

What county is 37650 in?

37650 spans 2 counties: Unicoi County and Washington County. Most of it falls in Unicoi 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 37650?

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

What time zone is 37650 in?

37650 uses America/New_York.

How many people live in 37650?

About 12,774 people live in ZIP code 37650, in 5,336 households, at 131.7 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 37650?

$50,654 a year, against $69,595 across Tennessee.

What ZIP codes are near 37650?

The closest are 37657 (7.1 mi), 28740 (10.1 mi), 37692 (11.4 mi), 37690 (12.4 mi) and 37602 (12.8 mi).

Is 37650 a PO Box ZIP code?

37650 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “37650 ZIP Code — Erwin, Tennessee (Unicoi County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/37650

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/37650.json

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