ZIP code 65230: Armstrong, MO
ZIP code 65230 is in Armstrong (37% of residents), in Howard County (93%) and Randolph County (6.6%), Missouri. 63% of its residents live outside city limits. It is in Missouri's 4th congressional district (93%) and Missouri's 6th congressional district (6.6%). Its state senate districts are State Senate District 21 (93%) and State Senate District 18 (6.6%); its state house district is State House District 48.
See it on the mapAll of Missouri
City and county
| City or town | Share of ZIP residents |
|---|---|
| Armstrong | 37% |
| County | Share of ZIP residents |
|---|---|
| Howard County | 93% |
| Randolph County | 6.6% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Prairie township | 86% |
| Silver Creek township | 6.6% |
| Chariton township | 3.7% |
| Burton township | 3.4% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Missouri's 4th congressional district (MO-04) | 93% |
| Missouri's 6th congressional district (MO-06) | 6.6% |
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 (MO-04) | Mark Alford (R) | 202-225-2876 | 93% |
| U.S. Representative (MO-06) | Sam Graves (R) | 202-225-7041 | 6.6% |
| U.S. Senator | Eric Schmitt (R) | 202-224-5721 · contact form | statewide |
| U.S. Senator | Josh Hawley (R) | 202-224-6154 · contact form | statewide |
| State Senator (State Senate District 21) | Kurtis Gregory (R) | 93% | |
| State Senator (State Senate District 18) | Cindy O'Laughlin (R) | 6.6% | |
| State Representative (State House District 48) | Tim Taylor (R) | 100% |
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
- Armstrong laws: search for the Armstrong, Missouri code of ordinances
- Howard County website: https://www.mocounties.com/howard-county
- Howard County laws: search for the Howard County, Missouri code of ordinances
- Randolph County website: http://www.randolphcounty-mo.gov
- Randolph County laws: search for the Randolph County, Missouri code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 21 | 93% |
| State Senate District 18 | 6.6% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 48 | 100% |
Voting precincts
4 voting precincts overlap ZIP 65230. 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:65230")
ZIP 65230 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.