Boundary Atlas

ZIP code 03576: Colebrook, NH

ZIP code 03576 is in Colebrook (41% of residents), in Coos County, New Hampshire. 59% of its residents live outside city limits. It is in New Hampshire's 2nd congressional district. Its state senate district is State Senate District 1; its state house districts are State House District Coos 03 (100%) and State House District Coos 02 (0.1%).

2,939residents (2020 Census)
168.6 sq miland area
1cities and towns
1congressional district
5voting precincts

See it on the mapAll of New Hampshire

City and county

City or townShare of ZIP residents
Colebrook41%

CountyShare of ZIP residents
Coos County100%

Town or county subdivisionShare of ZIP residents
Colebrook town71%
Stewartstown town15%
Columbia town14%
Dixville township0.1%
Ervings locationland only

Congressional district

Congressional districtShare of ZIP residents
New Hampshire's 2nd congressional district (NH-02)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 1100%

State house districtShare of ZIP residents
State House District Coos 03100%
State House District Coos 020.1%

Voting precincts

5 voting precincts overlap ZIP 03576. 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:03576")

ZIP 03576 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.