Boundary Atlas

ZIP code 02189: Weymouth Town, MA

ZIP code 02189 is in Weymouth Town, in Norfolk County, Massachusetts. It is in Massachusetts's 8th congressional district. Its state senate district is First Plymouth and Norfolk District; its state house districts are 4th Norfolk District (98%) and 3rd Norfolk District (2.0%).

15,123residents (2020 Census)
4.0 sq miland area
1cities and towns
1congressional district
7voting precincts

See it on the mapAll of Massachusetts

City and county

City or townShare of ZIP residents
Weymouth Town100%

CountyShare of ZIP residents
Norfolk County100%

Town or county subdivisionShare of ZIP residents
Weymouth Town city100%

Congressional district

Congressional districtShare of ZIP residents
Massachusetts's 8th congressional district (MA-08)100%

State legislative districts

State senate districtShare of ZIP residents
First Plymouth and Norfolk District100%

State house districtShare of ZIP residents
4th Norfolk District98%
3rd Norfolk District2.0%

Voting precincts

7 voting precincts overlap ZIP 02189. Map them, with each precinct's share of the ZIP's residents.

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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:02189")

ZIP 02189 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.