ZIP code 43420: Fremont, OH
ZIP code 43420 is in Fremont (54% of residents), Ballville (13%) and Stony Prairie (4.2%), in Sandusky County (100%) and Ottawa County (<0.1%), Ohio. 28% of its residents live outside city limits. It is in Ohio's 5th congressional district (100%) and Ohio's 9th congressional district (<0.1%). Its state senate districts are State Senate District 26 (100%) and State Senate District 2 (<0.1%); its state house districts are State House District 88 (100%) and State House District 89 (<0.1%).
City and county
| City or town | Share of ZIP residents |
|---|---|
| Fremont | 54% |
| Ballville | 13% |
| Stony Prairie | 4.2% |
| Wightmans Grove | 0.2% |
| County | Share of ZIP residents |
|---|---|
| Sandusky County | 100% |
| Ottawa County | <0.1% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Fremont city | 54% |
| Ballville township | 20% |
| Sandusky township | 12% |
| Green Creek township | 3.6% |
| Rice township | 3.5% |
| Riley township | 3.2% |
| Jackson township | 1.8% |
| Washington township | 1.2% |
| Salem township | <0.1% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Ohio's 5th congressional district (OH-05) | 100% |
| Ohio's 9th congressional district (OH-09) | <0.1% |
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-05) | Robert E. Latta (R) | 202-225-6405 | 100% |
| U.S. Representative (OH-09) | Marcy Kaptur (D) | 202-225-4146 | <0.1% |
| 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 26) | Bill Reineke (R) | 100% | |
| State Senator (State Senate District 2) | Theresa Gavarone (R) | <0.1% | |
| State Representative (State House District 88) | Gary Click (R) | 100% |
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
- Fremont website: http://www.fremontohio.org/
- Fremont laws: search for the Fremont, Ohio code of ordinances
- Ballville laws: search for the Ballville, Ohio code of ordinances
- Stony Prairie laws: search for the Stony Prairie, Ohio code of ordinances
- Sandusky County website: http://www.sanduskycounty.org
- Sandusky County laws: search for the Sandusky County, Ohio code of ordinances
- Ottawa County website: https://www.co.ottawa.oh.us/
- Ottawa County laws: search for the Ottawa County, Ohio code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 26 | 100% |
| State Senate District 2 | <0.1% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 88 | 100% |
| State House District 89 | <0.1% |
Voting precincts
35 voting precincts overlap ZIP 43420. 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:43420")
ZIP 43420 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.