Boundary Atlas

ZIP code 37663: Kingsport, TN

ZIP code 37663 is in Kingsport (33% of residents), Colonial Heights (21%) and Spurgeon (12%), in Sullivan County (93%) and Washington County (6.6%), Tennessee. 34% of its residents live outside city limits. It is in Tennessee's 1st congressional district. Its state senate districts are State Senate District 4 (93%) and State Senate District 3 (6.6%); its state house districts are State House District 2 (55%), State House District 3 (39%) and State House District 6 (6.6%).

14,392residents (2020 Census)
25.8 sq miland area
3cities and towns
1congressional district
6voting precincts

See it on the mapAll of Tennessee

City and county

City or townShare of ZIP residents
Kingsport33%
Colonial Heights21%
Spurgeon12%

CountyShare of ZIP residents
Sullivan County93%
Washington County6.6%

Town or county subdivisionShare of ZIP residents
District 778%
District 816%
District 56.6%

Congressional district

Congressional districtShare of ZIP residents
Tennessee's 1st congressional district (TN-01)100%

Elected officials

OfficeMemberContactShare of residents
MayorPatrick W. Shull33%
U.S. Representative (TN-01)Diana Harshbarger (R)202-225-6356100%
U.S. SenatorBill Hagerty (R)202-224-4944 · contact formstatewide
U.S. SenatorMarsha Blackburn (R)202-224-3344 · contact formstatewide
State Senator (State Senate District 4)Bobby Harshbarger (R)93%
State Senator (State Senate District 3)Rusty Crowe (R)6.6%
State Representative (State House District 2)Bud Hulsey (R)55%
State Representative (State House District 3)Timothy Hill (R)39%
State Representative (State House District 6)Tim Hicks (R)6.6%

From Wikidata (community-maintained); confirm on the city's website.

Elected in 2024 under TN's previous congressional map; this district's lines changed for the 120th Congress (seated January 3, 2027).

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0); Mayors: Wikidata (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 493%
State Senate District 36.6%

State house districtShare of ZIP residents
State House District 255%
State House District 339%
State House District 66.6%

Voting precincts

6 voting precincts overlap ZIP 37663. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:37663")

ZIP 37663 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.