37891
ZIP 37891 is Whitesburg, Tennessee, mostly in Hamblen County; area code 423; Eastern time.
- Type
- Standard
- Time zone
- America/New_York
- County
- Hamblen +1 more
- Metro area
- Morristown, TN
- Population
- 3,671
- Coordinates
- 36.2921, -83.1381
Weather right now
Asking the National Weather Service…
Where 37891 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.
- 🔢 Type 37891 into a pocket calculator and turn it upside down: IGBLE — not quite a word, sorry.
- ➕ As a number, 37,891 = 7 × 5413. Its digits add up to 28, a total 1,520 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1001010000000011 - 🏠 Its numerical neighbours: 37890 (White Pine, TN, 17 mi away) and 37892 (Winfield, TN, 70 mi away).
- 🔄 Backwards, 37891 becomes 19873, which is not a ZIP code at all.
- 👥 30 other ZIP codes are made of exactly the same digits (17938, 17983, 31789, 31798, 37189, 37819, …). The farthest-flung twin is 97138 in Seaside, OR, 2,188 miles away.
- 🧭 Farther south than 67% 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 37891 and you would come out at 36.29°S, 96.86°E — 1,125 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 14h 38m of daylight. Shortest: 9h 41m.
- 📏 At 34.9 square miles of land, 37891 is bigger than 49% of ZIP codes — room for about 26 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 3,671This ZIP3,671 |
|---|---|
| Households | 1,513This ZIP1,513 |
| Housing units | 1,558This ZIP1,558 |
| Median age | 36.7This ZIP36.7Tennessee38.9US 38.9 |
| Median household income | $47,288This ZIP$47,288Tennessee$69,595US $80,734 |
| Median home value | $174,900This ZIP$174,900Tennessee$286,700US $332,700 |
| Median gross rent | $781This ZIP$781Tennessee$1,189US $1,413 |
| Bachelor's degree or higher | 13.2%This ZIP13.2% |
| Mean commute | 33.4 minThis ZIP33.4 min |
| Population density | 105.3 / sq miThis ZIP105.3 / sq mi |
Business and tax activity
| Business establishments | 22This ZIP22 |
|---|---|
| Employees | 276This ZIP276 |
| Annual payroll | $13,172,000This ZIP$13,172,000 |
| Tax returns filed | 1,600This ZIP1,600 |
| Total adjusted gross income | $88,463,000This ZIP$88,463,000 |
Land area
| Land area | 34.87 sq miThis ZIP34.87 sq mi |
|---|---|
| Water area | 2.50 sq miThis ZIP2.50 sq mi |
Counties 37891 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Hamblen County | 65.5% |
| Hawkins County | 34.5% |
Other place names in 37891
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 37891
| ZIP | City | Distance |
|---|---|---|
37860 | Russellville, TN | 4.3 mi |
37711 | Bulls Gap, TN | 5.2 mi |
37811 | Mooresburg, TN | 5.6 mi |
37810 | Mohawk, TN | 8.2 mi |
37778 | Lowland, TN | 9.4 mi |
37815 | Morristown, TN | 9.4 mi |
37816 | Morristown, TN | 9.4 mi |
37708 | Bean Station, TN | 10.3 mi |
37813 | Morristown, TN | 10.4 mi |
37809 | Midway, TN | 10.9 mi |
Find every ZIP code within 10 miles of 37891 →
Questions about this ZIP code
Where is ZIP code 37891?
37891 is in Whitesburg, Tennessee, in Hamblen County, part of the Morristown, TN metropolitan area. Its published point location is 36.2921, -83.1381.
What county is 37891 in?
37891 spans 2 counties: Hamblen County and Hawkins County. Most of it falls in Hamblen 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 37891?
Whitesburg uses area code 423, from NANPA's telephone records.
What time zone is 37891 in?
37891 uses America/New_York.
How many people live in 37891?
About 3,671 people live in ZIP code 37891, in 1,513 households, at 105.3 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 37891?
$47,288 a year, against $69,595 across Tennessee.
What ZIP codes are near 37891?
The closest are 37860 (4.3 mi), 37711 (5.2 mi), 37811 (5.6 mi), 37810 (8.2 mi) and 37778 (9.4 mi).
Is 37891 a PO Box ZIP code?
37891 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “37891 ZIP Code — Whitesburg, Tennessee (Hamblen County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/37891
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/37891.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.