Boundary Atlas

ZIP code 37343: Chattanooga, TN

ZIP code 37343 is in Chattanooga (55% of residents), Middle Valley (27%), Falling Water (3.8%) and Soddy-Daisy (3.4%), in Hamilton County, Tennessee. 11% of its residents live outside city limits. It is in Tennessee's 3rd congressional district. Its state senate district is State Senate District 11; its state house districts are State House District 26 (77%) and State House District 27 (23%).

43,626residents (2020 Census)
42.1 sq miland area
6cities and towns
1congressional district
18voting precincts

See it on the mapAll of Tennessee

City and county

City or townShare of ZIP residents
Chattanooga55%
Middle Valley27%
Falling Water3.8%
Soddy-Daisy3.4%
Red Bank1.0%
Lakesite0.3%

CountyShare of ZIP residents
Hamilton County100%

Town or county subdivisionShare of ZIP residents
District 370%
District 115%
District 211%
District 64.6%

Congressional district

Congressional districtShare of ZIP residents
Tennessee's 3rd congressional district (TN-03)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (TN-03)Charles J. "Chuck" Fleischmann (R)202-225-3271100%
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 11)Bo Watson (R)100%
State Representative (State House District 26)Greg Martin (R)77%
State Representative (State House District 27)Michele Reneau (R)23%

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).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 11100%

State house districtShare of ZIP residents
State House District 2677%
State House District 2723%

Voting precincts

18 voting precincts overlap ZIP 37343. Map them, with each precinct's share of the ZIP's residents.

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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:

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ZIP 37343 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.