ZIP code 40003: Shelby County, KY
ZIP code 40003 is in Shelby County (91%) and Franklin County (8.8%), Kentucky, outside any city or Census-designated place. It is in Kentucky's 4th congressional district (91%) and Kentucky's 1st congressional district (8.8%). Its state senate districts are State Senate District 7 (91%) and State Senate District 20 (8.8%); its state house districts are State House District 58 (91%) and State House District 57 (8.8%).
See it on the mapAll of Kentucky
City and county
Outside any city or Census-designated place.
| County | Share of ZIP residents |
|---|---|
| Shelby County | 91% |
| Franklin County | 8.8% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Christianburg CCD | 83% |
| Bald Knob CCD | 8.8% |
| Harrisonville CCD | 6.0% |
| Shelbyville CCD | 2.5% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Kentucky's 4th congressional district (KY-04) | 91% |
| Kentucky's 1st congressional district (KY-01) | 8.8% |
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 (KY-04) | Thomas Massie (R) | 202-225-3465 | 91% |
| U.S. Representative (KY-01) | James Comer (R) | 202-225-3115 | 8.8% |
| U.S. Senator | Mitch McConnell (R) | 202-224-2541 · contact form | statewide |
| U.S. Senator | Rand Paul (R) | 202-224-4343 · contact form | statewide |
| State Senator (State Senate District 7) | Aaron Reed (R) | 502-233-3689 | 91% |
| State Senator (State Senate District 20) | Gex Williams (R) | 8.8% | |
| State Representative (State House District 58) | Jennifer Decker (R) | 91% | |
| State Representative (State House District 57) | Erika Hancock (Democratic) | 8.8% |
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
- Shelby County website: https://shelbycounty.ky.gov
- Shelby County laws: search for the Shelby County, Kentucky code of ordinances
- Franklin County website: https://franklincounty.ky.gov/
- Franklin County laws: search for the Franklin County, Kentucky code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 7 | 91% |
| State Senate District 20 | 8.8% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 58 | 91% |
| State House District 57 | 8.8% |
Voting precincts
5 voting precincts overlap ZIP 40003. 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:40003")
ZIP 40003 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.