ZIP code 87740 is in Raton (85% of residents), in Colfax County, New Mexico. 15% of its residents live outside city limits. It is in New Mexico's 3rd congressional district. Its state senate district is State Senate District 8; its state house districts are State House District 40 (61%) and State House District 67 (39%).
Members serving now (119th Congress, until January 3, 2027). Source: Members of Congress: the @unitedstates project, congress-legislators (CC0).
State legislative districts
State senate district
Share of ZIP residents
State Senate District 8
100%
State house district
Share of ZIP residents
State House District 40
61%
State House District 67
39%
Voting precincts
16 voting precincts overlap ZIP 87740.
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:87740")
ZIP 87740 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.