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City ZIP codes · Tennessee

Kingsport, TN ZIP Codes

6 ZIP codes use the postal name Kingsport, Tennessee (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 4 residential and 2 for PO boxes or a single organization. Median household income runs from $49,191 in 37660 to $76,007 in 37663, 1.5 times as much (Census Bureau, ACS 2020-2024). Kingsport's most populous ZIP code is 37660, with 40,996 people (ACS 2020-2024); 38% of its land is in the city of Kingsport.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Kingsport's ZIP codes?

37660: $49k median household income37663: $76k median household income37664: $64k median household income37665: $51k median household income3766037664376633766537660: $49k median household income37663: $76k median household income37664: $64k median household income37665: $51k median household income3766037664376633766537660: $49k median household income37663: $76k median household income37664: $64k median household income37665: $51k median household income37660376643766337665
The 4 residential ZIP codes named Kingsport, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are Kingsport's ZIP codes?

The highest median household income is in 37663 ($76,007), the lowest in 37660 ($49,191). Home values run from $198,500 in 37660 to $240,000 in 37664.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).

All 4 residential ZIP codes of Kingsport

Residential ZIP codes with the postal name Kingsport, TN, largest first (ACS 2020-2024); sort by any column
County
37660 Sullivan County 40,996 624 $49k $199k
37664 Sullivan County 28,267 833 $64k $240k
37663 Sullivan County 14,230 553 $76k $239k
37665 Sullivan County 4,741 1,566 $51k $134k

Download the 6 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

PO Box and single-organization ZIP codes in Kingsport

2 ZIP codes named Kingsport have no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

Kingsport, TN: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
37662Sullivan County
37669Sullivan County

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do Kingsport's ZIP codes reach?

Kingsport's residential ZIP codes lie in 3 counties: Sullivan County (4 ZIP codes mainly there), Hawkins County (part of a ZIP code), Washington County (part of a ZIP code).

Which places do Kingsport's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Kingsport's residential ZIP codes cover Kingsport itself and 5 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

  • Bloomingdale census-designated 37660
  • Colonial Heights census-designated 37663
  • Orebank census-designated 37664
  • Spurgeon census-designated 37663
  • Sullivan Gardens census-designated 37660

Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).

Which first three digits do Kingsport's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Kingsport starts with 376.

Three-digit prefixes of Kingsport's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Kingsport's
PrefixSectional centerHereAll codes
376 Johnson City, TN (SCF 376) 6 42

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.