Boundary Atlas

ZIP code 17864: Port Trevorton, PA

ZIP code 17864 is in Port Trevorton (30% of residents), in Snyder County, Pennsylvania. 70% of its residents live outside city limits. It is in Pennsylvania's 15th congressional district. Its state senate district is State Senate District 27; its state house district is State House District 85.

2,476residents (2020 Census)
21.0 sq miland area
1cities and towns
1congressional district
3voting precincts

See it on the mapAll of Pennsylvania

City and county

City or townShare of ZIP residents
Port Trevorton30%

CountyShare of ZIP residents
Snyder County100%

Town or county subdivisionShare of ZIP residents
Union township52%
Chapman township47%
Perry township1.3%

Congressional district

Congressional districtShare of ZIP residents
Pennsylvania's 15th congressional district (PA-15)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 27100%

State house districtShare of ZIP residents
State House District 85100%

Voting precincts

3 voting precincts overlap ZIP 17864. 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:17864")

ZIP 17864 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.