Boundary Atlas

ZIP code 38645: Lyon, MS

ZIP code 38645 is in Lyon (25% of residents) and Jonestown (7.1%), in Coahoma County (97%) and Quitman County (3.2%), Mississippi. 68% of its residents live outside city limits. It is in Mississippi's 2nd congressional district. Its state senate district is State Senate District 11; its state house districts are State House District 26 (97%) and State House District 9 (3.2%).

1,192residents (2020 Census)
63.0 sq miland area
2cities and towns
1congressional district
6voting precincts

See it on the mapAll of Mississippi

City and county

City or townShare of ZIP residents
Lyon25%
Jonestown7.1%

CountyShare of ZIP residents
Coahoma County97%
Quitman County3.2%

Town or county subdivisionShare of ZIP residents
District 173%
District 324%
District 21.8%
District 41.4%

Congressional district

Congressional districtShare of ZIP residents
Mississippi's 2nd congressional district (MS-02)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MS-02)Bennie G. Thompson (D)202-225-5876100%
U.S. SenatorCindy Hyde-Smith (R)202-224-5054 · contact formstatewide
U.S. SenatorRoger F. Wicker (R)202-224-6253 · contact formstatewide
State Senator (State Senate District 11)Reginald Jackson (Democratic)100%
State Representative (State House District 26)Otha Williams (Democratic)97%
State Representative (State House District 9)Cedric Burnett (Democratic)3.2%

Elected under MS's previous legislative map; the district's lines changed for 2026.

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 2697%
State House District 93.2%

Voting precincts

6 voting precincts overlap ZIP 38645. 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:38645")

ZIP 38645 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.