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Where 37140 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 37140 into a pocket calculator and turn it upside down: OhILE — not quite a word, sorry.
- ➕ As a number, 37,140 = 2 × 2 × 3 × 5 × 619. Its digits add up to 15, a total 1,657 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1001000100010100 - 🏠 Its numerical neighbours: 37138 (Old Hickory, TN, 64 mi away) and 37141 (Orlinda, TN, 74 mi away).
- 🔄 Backwards, 37140 becomes 04173, which is not a ZIP code at all.
- 👥 55 other ZIP codes are made of exactly the same digits (01347, 01473, 03741, 10473, 13074, 13407, …). The farthest-flung twin is 03741 in Canaan, NH, 988 miles away.
- 🧭 Farther south than 70% of all ZIP codes, and farther east than 50%.
- 🎯655 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 37140 and you would come out at 35.86°S, 92.35°E — 1,372 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 14h 36m of daylight. Shortest: 9h 43m.
- 📏 At 25.8 square miles of land, 37140 is bigger than 42% of ZIP codes — room for about 20 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 1,494This ZIP1,494 |
|---|---|
| Households | 120This ZIP120 |
| Housing units | 166This ZIP166 |
| Median age | 38.2This ZIP38.2Tennessee38.9US 38.9 |
| Median household income | $62,232This ZIP$62,232Tennessee$69,595US $80,734 |
| Bachelor's degree or higher | 9.9%This ZIP9.9% |
| Mean commute | 46.8 minThis ZIP46.8 min |
| Population density | 57.8 / sq miThis ZIP57.8 / sq mi |
Business and tax activity
| Business establishments | 6This ZIP6 |
|---|---|
| Employees | 108This ZIP108 |
| Annual payroll | $4,070,000This ZIP$4,070,000 |
| Tax returns filed | 260This ZIP260 |
| Total adjusted gross income | $4,007,000This ZIP$4,007,000 |
Land area
| Land area | 25.84 sq miThis ZIP25.84 sq mi |
|---|---|
| Water area | 0.00 sq mi |
ZIP codes near 37140
| ZIP | City | Distance |
|---|---|---|
37078 | Hurricane Mills, TN | 7.4 mi |
37137 | Nunnelly, TN | 8.4 mi |
37033 | Centerville, TN | 9.8 mi |
37097 | Lobelville, TN | 11.2 mi |
37101 | Mc Ewen, TN | 15.0 mi |
37185 | Waverly, TN | 18.2 mi |
37134 | New Johnsonville, TN | 18.8 mi |
37055 | Dickson, TN | 18.9 mi |
37098 | Lyles, TN | 19.3 mi |
38454 | Duck River, TN | 19.6 mi |
Find every ZIP code within 10 miles of 37140 →
Questions about this ZIP code
Where is ZIP code 37140?
37140 is in Only, Tennessee, in Hickman County, part of the Nashville-Davidson--Murfreesboro--Franklin, TN metropolitan area. Its published point location is 35.8634, -87.6524.
What county is 37140 in?
37140 lies in Hickman County.
What area code is 37140?
Only uses area code 931, from NANPA's telephone records.
What time zone is 37140 in?
37140 uses America/Chicago.
How many people live in 37140?
About 1,494 people live in ZIP code 37140, in 120 households, at 57.8 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 37140?
$62,232 a year, against $69,595 across Tennessee.
What ZIP codes are near 37140?
The closest are 37078 (7.4 mi), 37137 (8.4 mi), 37033 (9.8 mi), 37097 (11.2 mi) and 37101 (15 mi).
Is 37140 a PO Box ZIP code?
37140 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “37140 ZIP Code — Only, Tennessee (Hickman County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/37140
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/37140.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.