ZIP code 62638: Franklin, IL
ZIP code 62638 is in Franklin (47% of residents), in Morgan County (98%) and Macoupin County (1.6%), Illinois. 53% of its residents live outside city limits. It is in Illinois's 15th congressional district (98%) and Illinois's 13th congressional district (1.6%). Its state senate district is State Senate District 50; its state house districts are State House District 100 (94%) and State House District 99 (6.0%).
See it on the mapAll of Illinois
City and county
| City or town | Share of ZIP residents |
|---|---|
| Franklin | 47% |
| County | Share of ZIP residents |
|---|---|
| Morgan County | 98% |
| Macoupin County | 1.6% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Franklin precinct | 86% |
| Murrayville precinct | 6.7% |
| Pisgah precinct | 5.4% |
| Scottville township | 1.6% |
| Woodson precinct | 0.3% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Illinois's 15th congressional district (IL-15) | 98% |
| Illinois's 13th congressional district (IL-13) | 1.6% |
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 (IL-15) | Mary E. Miller (R) | 202-225-5271 | 98% |
| U.S. Representative (IL-13) | Nikki Budzinski (D) | 202-225-2371 | 1.6% |
| U.S. Senator | Richard J. Durbin (D) | 202-224-2152 · contact form | statewide |
| U.S. Senator | Tammy Duckworth (D) | 202-224-2854 · contact form | statewide |
| State Senator (State Senate District 50) | Jil Tracy (R) | 217-223-0833 | 100% |
| State Representative (State House District 100) | C.D. Davidsmeyer (R) | 618-639-2071 | 94% |
| State Representative (State House District 99) | Kyle Moore (R) | 217-223-0833 | 6.0% |
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
- Franklin laws: search for the Franklin, Illinois code of ordinances
- Morgan County website: https://morgancounty-il.com/wp/
- Morgan County laws: search for the Morgan County, Illinois code of ordinances
- Macoupin County website: http://www.macoupincountyil.gov
- Macoupin County laws: search for the Macoupin County, Illinois code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 50 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 100 | 94% |
| State House District 99 | 6.0% |
Voting precincts
6 voting precincts overlap ZIP 62638. 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:62638")
ZIP 62638 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.