Boundary Atlas

ZIP code 73663: Seiling, OK

ZIP code 73663 is in Seiling (66% of residents), in Dewey County (99%), Major County (1.0%) and Woodward County (0.2%), Oklahoma. 34% of its residents live outside city limits. It is in Oklahoma's 3rd congressional district. Its state senate district is State Senate District 27; its state house districts are State House District 59 (99%) and State House District 58 (1.0%).

1,282residents (2020 Census)
140.0 sq miland area
1cities and towns
1congressional district
6voting precincts

See it on the mapAll of Oklahoma

City and county

City or townShare of ZIP residents
Seiling66%

CountyShare of ZIP residents
Dewey County99%
Major County1.0%
Woodward County0.2%

Town or county subdivisionShare of ZIP residents
Seiling CCD99%
Fairview CCD1.0%
Woodward CCD0.2%

Congressional district

Congressional districtShare of ZIP residents
Oklahoma's 3rd congressional district (OK-03)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 27100%

State house districtShare of ZIP residents
State House District 5999%
State House District 581.0%

Voting precincts

6 voting precincts overlap ZIP 73663. 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:73663")

ZIP 73663 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.