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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/37912

37912

ZIP 37912 is in Knoxville, Tennessee, in Knox County; area code 865; Eastern time. Knoxville has 31 ZIP codes in all.

Type
Standard
Time zone
America/New_York
County
Knox
Metro area
Knoxville, TN
Population
21,505
Coordinates
36.0085, -83.9847
☼ Live from 37912 — Knoxville, TN

Weather right now

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Local time: —

Where 37912 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 37912
  • 🔢 Type 37912 into a pocket calculator and turn it upside down: ZIGLE — not quite a word, sorry.
  • ➕ As a number, 37,912 = 2 × 2 × 2 × 7 × 677. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1001010000011000
  • 🏠 Its numerical neighbours: 37909 (Knoxville, TN, 5 mi away) and 37914 (Knoxville, TN, 11 mi away).
  • 🔄 Backwards, 37912 becomes 21973, which is not a ZIP code at all.
  • 👥 50 other ZIP codes are made of exactly the same digits (12937, 12973, 17239, 17329, 17923, 17932, …). The farthest-flung twin is 97321 in Albany, OR, 2,125 miles away.
  • 🧭 Farther south than 69% of all ZIP codes, and farther east than 60%.
  • 🎯837 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 37912 and you would come out at 36.01°S, 96.02°E — 1,169 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 36m of daylight. Shortest: 9h 42m.
  • 📏 At 10.6 square miles of land, 37912 is bigger than 28% of ZIP codes — room for about 8.0 Central Parks.
🌙 The sky over 37912 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population21,505This ZIP21,505
Households10,014This ZIP10,014
Housing units10,952This ZIP10,952
Median age37.0This ZIP37.0Tennessee38.9US 38.9
Median household income$47,416This ZIP$47,416Tennessee$69,595US $80,734
Median home value$210,900This ZIP$210,900Tennessee$286,700US $332,700
Median gross rent$1,128This ZIP$1,128Tennessee$1,189US $1,413
Bachelor's degree or higher21.1%This ZIP21.1%
Mean commute21.2 minThis ZIP21.2 min
Population density2,036.7 / sq miThis ZIP2,036.7 / sq mi

Business and tax activity

Business establishments540This ZIP540
Employees9,869This ZIP9,869
Annual payroll$422,228,000This ZIP$422,228,000
Tax returns filed10,860This ZIP10,860
Total adjusted gross income$539,412,000This ZIP$539,412,000

Land area

Land area10.56 sq miThis ZIP10.56 sq mi
Water area0.00 sq mi

Other place names in 37912

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

ZIP codes near 37912

ZIPCityDistance
37927 Knoxville, TN 1.8 mi
37928 Knoxville, TN 1.8 mi
37933 Knoxville, TN 1.8 mi
37939 Knoxville, TN 1.8 mi
37940 Knoxville, TN 1.8 mi
37950 Knoxville, TN 1.8 mi
37996 Knoxville, TN 1.8 mi
37997 Knoxville, TN 1.8 mi
37921 Knoxville, TN 2.3 mi
37917 Knoxville, TN 4.1 mi

Find every ZIP code within 10 miles of 37912 →

Questions about this ZIP code

Where is ZIP code 37912?

37912 is in Knoxville, Tennessee, in Knox County, part of the Knoxville, TN metropolitan area. Its published point location is 36.0085, -83.9847.

What county is 37912 in?

37912 lies in Knox County.

What area code is 37912?

Knoxville uses area code 865, from NANPA's telephone records.

What time zone is 37912 in?

37912 uses America/New_York.

How many people live in 37912?

About 21,505 people live in ZIP code 37912, in 10,014 households, at 2,036.7 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 37912?

$47,416 a year, against $69,595 across Tennessee.

What ZIP codes are near 37912?

The closest are 37927 (1.8 mi), 37928 (1.8 mi), 37933 (1.8 mi), 37939 (1.8 mi) and 37940 (1.8 mi).

Is 37912 a PO Box ZIP code?

37912 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “37912 ZIP Code — Knoxville, Tennessee (Knox County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/37912

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