ZIP code 83643: Adams County, ID
ZIP code 83643 is in Adams County, Idaho, outside any city or Census-designated place. It is in Idaho's 1st congressional district. Its state senate district is State Senate District 7; its state house district is State House District 7.
City and county
Outside any city or Census-designated place.
| County | Share of ZIP residents |
|---|---|
| Adams County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Council CCD | 100% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Idaho's 1st congressional district (ID-01) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (ID-01) | Russ Fulcher (R) | 202-225-6611 | 100% |
| U.S. Senator | James E. Risch (R) | 202-224-2752 · contact form | statewide |
| U.S. Senator | Mike Crapo (R) | 202-224-6142 · contact form | statewide |
| State Senator (State Senate District 7) | Cindy Carlson (R) | 208-494-2633 | 100% |
| State Representative (State House District 7) | Charlie Shepherd (R) | 100% | |
| State Representative (State House District 7) | Kyle Harris (R) | 208-305-0185 | 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
- Adams County website: http://www.co.adams.id.us
- Adams County laws: search for the Adams County, Idaho code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 7 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 7 | 100% |
Voting precincts
2 voting precincts overlap ZIP 83643. 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:83643")
ZIP 83643 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.