Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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 — CITY/TN/LIMESTONE

Limestone ZIP code, Tennessee

The ZIP code for Limestone, TN is 37681, and its area code is 423.

USPS city name
1 ZIP code
Population
5,723
Area code
423

Limestone in numbers

About 5,723 people live in Limestone, in 2,464 households. The median household income is $65,857 a year, 5% below the Tennessee median of $69,595 (US: $80,734). The median owner-occupied home is valued at $177,300 (38% below the Tennessee median).

Population5,723Limestone5,723
Households2,464Limestone2,464
Median household income$65,857Limestone$65,857Tennessee$69,595US $80,734
Median home value$177,300Limestone$177,300Tennessee$286,700US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the ZIP code addressed as Limestone. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Limestone

ZIP codes with the USPS city name Limestone
ZIP City Type Population Median income Median home
37681 Limestone , TN Standard 5,723 $65,857 $177,300

Map of Limestone ZIP codes

37681

The ZIP codes of Limestone, TN, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Limestone

The nearest larger towns are Jonesborough (6,232 people, 8.5 mi), Greeneville (15,646 people, 13 mi) and Erwin (5,988 people, 14 mi).

Towns near Limestone
TownPopulationDistance
Jonesborough 6,232 8.5 mi
Tusculum 3,337 9.0 mi
Greeneville 15,646 12.7 mi
Erwin 5,988 14.0 mi
Johnson City 72,222 14.6 mi
Oak Grove 4,626 15.5 mi
Spurgeon 4,071 15.6 mi
Unicoi 3,806 16.4 mi
Colonial Heights 3,258 17.9 mi
Kingsport 56,262 18.6 mi
Church Hill 7,139 18.8 mi
Mosheim 2,511 19.8 mi
Mount Carmel 5,472 21.4 mi
Elizabethton 14,374 22.0 mi

More nearby: every ZIP code in Washington County · Tennessee ZIP codes

Cite this page

zipcodes.pro. “Limestone, TN ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/tn/limestone

Underlying data is public domain or openly licensed — sources, vintages and licences.