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zipcodes.pro — ZIP/37731

37731

ZIP 37731 is Eidson, Tennessee, mostly in Hawkins County; area code 423; Eastern time.

Type
Standard
Time zone
America/New_York
County
Hawkins +1 more
Population
564
Coordinates
36.5487, -83.0091
☼ Live from 37731 — Eidson, TN

Weather right now

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Local time: —

Where 37731 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 37731
  • 🔢 Type 37731 into a pocket calculator and turn it upside down: IELLE — not quite a word, sorry.
  • ➕ As a number, 37,731 = 3 × 12577. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1001001101100011
  • 🏠 Its numerical neighbours: 37730 (Eagan, TN, 54 mi away) and 37732 (Elgin, TN, 91 mi away).
  • 🔄 Backwards, 37731 becomes 13773, which is not a ZIP code at all.
  • 👥 14 other ZIP codes are made of exactly the same digits (13737, 17337, 31773, 33177, 33771, 37137, …). The farthest-flung twin is 73731 in Dacoma, OK, 864 miles away.
  • 🧭 Farther south than 66% of all ZIP codes, and farther east than 63%.
  • 🎯874 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 37731 and you would come out at 36.55°S, 96.99°E — 1,121 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 40m of daylight. Shortest: 9h 40m.
  • 📏 At 49.7 square miles of land, 37731 is bigger than 59% of ZIP codes — room for about 38 Central Parks.
🌙 The sky over 37731 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population564This ZIP564
Households275This ZIP275
Housing units386This ZIP386
Median age36.2This ZIP36.2Tennessee38.9US 38.9
Median household income$53,105This ZIP$53,105Tennessee$69,595US $80,734
Bachelor's degree or higher12.3%This ZIP12.3%
Mean commute28.9 minThis ZIP28.9 min
Population density11.3 / sq miThis ZIP11.3 / sq mi

Business and tax activity

Tax returns filed290This ZIP290
Total adjusted gross income$15,194,000This ZIP$15,194,000

Land area

Land area49.70 sq miThis ZIP49.70 sq mi
Water area0.67 sq miThis ZIP0.67 sq mi

Counties 37731 spans

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

CountyShare of this ZIP
Hawkins County 50.8%
Hancock County 49.2%

ZIP codes near 37731

ZIPCityDistance
37765 Kyles Ford, TN 3.2 mi
24221 Blackwater, VA 5.3 mi
37873 Surgoinsville, TN 9.3 mi
37857 Rogersville, TN 9.4 mi
24263 Jonesville, VA 12.0 mi
37869 Sneedville, TN 13.3 mi
24277 Pennington Gap, VA 13.9 mi
37642 Church Hill, TN 15.7 mi
24244 Duffield, VA 15.8 mi
24243 Dryden, VA 17.0 mi

Find every ZIP code within 10 miles of 37731 →

Questions about this ZIP code

Where is ZIP code 37731?

37731 is in Eidson, Tennessee, in Hawkins County, part of the Kingsport-Bristol, TN-VA metropolitan area. Its published point location is 36.5487, -83.0091.

What county is 37731 in?

37731 spans 2 counties: Hawkins County and Hancock County. Most of it falls in Hawkins 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 37731?

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

What time zone is 37731 in?

37731 uses America/New_York.

How many people live in 37731?

About 564 people live in ZIP code 37731, in 275 households, at 11.3 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 37731?

$53,105 a year, against $69,595 across Tennessee.

What ZIP codes are near 37731?

The closest are 37765 (3.2 mi), 24221 (5.3 mi), 37873 (9.3 mi), 37857 (9.4 mi) and 24263 (12 mi).

Is 37731 a PO Box ZIP code?

37731 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “37731 ZIP Code — Eidson, Tennessee (Hawkins County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/37731

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