Boundary Atlas

ZIP code 39657: District 5, MS

ZIP code 39657 is in Osyka (17% of residents), in Pike County (77%), Amite County (23%) and Walthall County (0.6%), Mississippi. 83% of its residents live outside city limits. It is in Mississippi's 3rd congressional district (77%) and Mississippi's 2nd congressional district (23%). Its state senate district is State Senate District 38; its state house districts are State House District 96 (58%), State House District 98 (41%) and State House District 99 (0.6%).

2,302residents (2020 Census)
96.4 sq miland area
1cities and towns
2congressional districts
6voting precincts

See it on the mapAll of Mississippi

City and county

City or townShare of ZIP residents
Osyka17%

CountyShare of ZIP residents
Pike County77%
Amite County23%
Walthall County0.6%

Town or county subdivisionShare of ZIP residents
District 577%
District 523%
District 10.6%

Congressional districts

Congressional districtShare of ZIP residents
Mississippi's 3rd congressional district (MS-03)77%
Mississippi's 2nd congressional district (MS-02)23%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

State legislative districts

State senate districtShare of ZIP residents
State Senate District 38100%

State house districtShare of ZIP residents
State House District 9658%
State House District 9841%
State House District 990.6%

Voting precincts

6 voting precincts overlap ZIP 39657. 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:39657")

ZIP 39657 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.