ZIP code 45388: Patterson, OH
ZIP code 45388 is in Yorkshire (11% of residents) and Osgood (2.5%), in Darke County (98%), Mercer County (1.4%) and Shelby County (0.5%), Ohio. 87% of its residents live outside city limits. It is in Ohio's 8th congressional district (98%) and Ohio's 4th congressional district (1.8%). Its state senate district is State Senate District 12; its state house districts are State House District 84 (100%) and State House District 85 (0.5%).
City and county
| City or town | Share of ZIP residents |
|---|---|
| Yorkshire | 11% |
| Osgood | 2.5% |
| County | Share of ZIP residents |
|---|---|
| Darke County | 98% |
| Mercer County | 1.4% |
| Shelby County | 0.5% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Patterson township | 94% |
| Wabash township | 4.1% |
| Marion township | 1.4% |
| Cynthian township | 0.5% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Ohio's 8th congressional district (OH-08) | 98% |
| Ohio's 4th congressional district (OH-04) | 1.8% |
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.
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (OH-08) | Warren Davidson (R) | 202-225-6205 | 98% |
| U.S. Representative (OH-04) | Jim Jordan (R) | 202-225-2676 | 1.8% |
| U.S. Senator | Bernie Moreno (R) | 202-224-2315 | statewide |
| U.S. Senator | Jon Husted (R) | 202-224-3353 | statewide |
| State Senator (State Senate District 12) | Susan Manchester (R) | 419-820-8151 | 100% |
| State Representative (State House District 84) | Angie King (R) | 100% | |
| State Representative (State House District 85) | Tim Barhorst (R) | 0.5% |
Elected in 2024 under OH'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
- Yorkshire laws: search for the Yorkshire, Ohio code of ordinances
- Osgood laws: search for the Osgood, Ohio code of ordinances
- Darke County laws: search for the Darke County, Ohio code of ordinances
- Mercer County website: http://www.mercercountyohio.org
- Mercer County laws: search for the Mercer County, Ohio code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 12 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 84 | 100% |
| State House District 85 | 0.5% |
Voting precincts
4 voting precincts overlap ZIP 45388. 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://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:45388")
ZIP 45388 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.