37845
ZIP 37845 is Petros, Tennessee, in Morgan County; area code 423; Eastern time.
- Type
- Standard
- Time zone
- America/New_York
- County
- Morgan
- Metro area
- Knoxville, TN
- Population
- 171
- Coordinates
- 36.1037, -84.4502
Weather right now
Asking the National Weather Service…
Where 37845 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 37845 into a pocket calculator and turn it upside down: ShBLE — not quite a word, sorry.
- ➕ As a number, 37,845 = 3 × 3 × 5 × 29 × 29. Its digits add up to 27, a total 1,806 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1001001111010101 - 🏠 Its numerical neighbours: 37843 (Parrottsville, TN, 79 mi away) and 37846 (Philadelphia, TN, 29 mi away).
- 🔄 Backwards, 37845 becomes 54873 — and that is a real ZIP code: Solon Springs, WI, 801 miles away.
- 👥 50 other ZIP codes are made of exactly the same digits (34758, 34785, 35478, 35487, 35748, 37854, …). The farthest-flung twin is 83547 in Pollock, ID, 1,773 miles away.
- 🧭 Farther south than 69% of all ZIP codes, and farther east than 58%.
- 🎯810 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 37845 and you would come out at 36.10°S, 95.55°E — 1,195 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 14h 37m of daylight. Shortest: 9h 42m.
- 📏 At 4.0 square miles of land, 37845 is bigger than 17% of ZIP codes — room for about 3.0 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 171This ZIP171 |
|---|---|
| Households | 78This ZIP78 |
| Housing units | 114This ZIP114 |
| Median age | 65.8This ZIP65.8Tennessee38.9US 38.9 |
| Median household income | $15,486This ZIP$15,486Tennessee$69,595US $80,734 |
| Bachelor's degree or higher | 0.0% |
| Population density | 42.8 / sq miThis ZIP42.8 / sq mi |
Land area
| Land area | 4.00 sq miThis ZIP4.00 sq mi |
|---|---|
| Water area | 0.00 sq mi |
Other place names in 37845
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 37845
| ZIP | City | Distance |
|---|---|---|
37840 | Oliver Springs, TN | 5.1 mi |
37719 | Coalfield, TN | 5.8 mi |
37710 | Briceville, TN | 8.3 mi |
37887 | Wartburg, TN | 9.4 mi |
37770 | Lancing, TN | 11.2 mi |
37748 | Harriman, TN | 11.5 mi |
37829 | Oakdale, TN | 11.7 mi |
37830 | Oak Ridge, TN | 13.0 mi |
37756 | Huntsville, TN | 13.9 mi |
37714 | Caryville, TN | 14.0 mi |
Find every ZIP code within 10 miles of 37845 →
Questions about this ZIP code
Where is ZIP code 37845?
37845 is in Petros, Tennessee, in Morgan County, part of the Knoxville, TN metropolitan area. Its published point location is 36.1037, -84.4502.
What county is 37845 in?
37845 lies in Morgan County.
What area code is 37845?
Petros uses area code 423, from NANPA's telephone records.
What time zone is 37845 in?
37845 uses America/New_York.
How many people live in 37845?
About 171 people live in ZIP code 37845, in 78 households, at 42.8 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 37845?
$15,486 a year, against $69,595 across Tennessee.
What ZIP codes are near 37845?
The closest are 37840 (5.1 mi), 37719 (5.8 mi), 37710 (8.3 mi), 37887 (9.4 mi) and 37770 (11.2 mi).
Is 37845 a PO Box ZIP code?
37845 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “37845 ZIP Code — Petros, Tennessee (Morgan County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/37845
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/37845.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.