Boundary Atlas

ZIP code 45876: Ottoville, OH

ZIP code 45876 is in Ottoville, in Putnam County, Ohio. It is in Ohio's 9th congressional district. Its state senate district is State Senate District 1; its state house district is State House District 82.

958residents (2020 Census)
0.9 sq miland area
1cities and towns
1congressional district
1voting precincts

See it on the mapAll of Ohio

City and county

City or townShare of ZIP residents
Ottoville100%

CountyShare of ZIP residents
Putnam County100%

Town or county subdivisionShare of ZIP residents
Monterey township100%

Congressional district

Congressional districtShare of ZIP residents
Ohio's 9th congressional district (OH-09)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 1100%

State house districtShare of ZIP residents
State House District 82100%

Voting precincts

1 voting precinct overlap ZIP 45876. 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:

related_geographies(id="us:zcta:45876")

ZIP 45876 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.