ZIP code 92780: Tustin, CA
ZIP code 92780 is in Tustin (90% of residents) and North Tustin (9.7%), in Orange County, California. It is in California's 47th congressional district. Its state senate district is State Senate District 37; its state house districts are Assembly District 73 (90%) and Assembly District 59 (9.7%).
See it on the mapAll of California
City and county
| City or town | Share of ZIP residents |
|---|---|
| Tustin | 90% |
| North Tustin | 9.7% |
| County | Share of ZIP residents |
|---|---|
| Orange County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Anaheim-Santa Ana-Garden Grove CCD | 100% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| California's 47th congressional district (CA-47) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (CA-47) | Dave Min (D) | 202-225-5611 | 100% |
| U.S. Senator | Adam B. Schiff (D) | 202-224-3841 | statewide |
| U.S. Senator | Alex Padilla (D) | 202-224-3553 · contact form | statewide |
| State Senator (State Senate District 37) | Steve Choi (R) | 949-223-5472 | 100% |
| Assembly Member (Assembly District 73) | Cottie Petrie-Norris (Democratic) | 949-251-0074 | 90% |
| Assembly Member (Assembly District 59) | Phillip Chen (R) | 714-529-5502 | 9.7% |
Elected in 2024 under CA's previous congressional map; this district's lines changed for the 120th Congress (seated January 3, 2027).
Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).
Local government
- Tustin website: http://www.tustinca.org
- Tustin laws: search for the Tustin, California code of ordinances
- North Tustin laws: search for the North Tustin, California code of ordinances
- Orange County website: https://ocgov.com/
- Orange County laws: search for the Orange County, California code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 37 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| Assembly District 73 | 90% |
| Assembly District 59 | 9.7% |
Voting precincts
35 voting precincts overlap ZIP 92780. 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:
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ZIP 92780 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.