ZIP code 70503: Lafayette, LA
ZIP code 70503 is in Lafayette (87% of residents), in Lafayette Parish, Louisiana. 13% of its residents live outside city limits. It is in Louisiana's 3rd congressional district. Its state senate districts are State Senate District 23 (98%) and State Senate District 24 (1.7%); its state house districts are State House District 45 (58%), State House District 31 (39%) and State House District 44 (3.5%).
See it on the mapAll of Louisiana
City and county
| City or town | Share of ZIP residents |
|---|---|
| Lafayette | 87% |
| County | Share of ZIP residents |
|---|---|
| Lafayette Parish | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| District F | 86% |
| District D | 12% |
| District B | 1.0% |
| District E | 0.2% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Louisiana's 3rd congressional district (LA-03) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| Mayor | Josh Guillory | 87% | |
| U.S. Representative (LA-03) | Clay Higgins (R) | 202-225-2031 | 100% |
| U.S. Senator | Bill Cassidy (R) | 202-224-5824 · contact form | statewide |
| U.S. Senator | John Kennedy (R) | 202-224-4623 · contact form | statewide |
| State Senator (State Senate District 23) | Brach Myers (R) | 98% | |
| State Senator (State Senate District 24) | Gerald Boudreaux (Democratic) | 1.7% | |
| State Representative (State House District 45) | Annie Spell (R) | 58% | |
| State Representative (State House District 31) | Troy Hebert (R) | 337-347-7077 | 39% |
| State Representative (State House District 44) | Tehmi Chassion (Democratic) | 337-262-2368 | 3.5% |
From Wikidata (community-maintained); confirm on the city's website.
Elected in 2024 under LA'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); Mayors: Wikidata (CC0).
Local government
- Lafayette website: https://www.lafayettetravel.com/
- Lafayette laws: search for the Lafayette, Louisiana code of ordinances
- Lafayette Parish website: https://lafayettela.gov
- Lafayette Parish laws: search for the Lafayette Parish, Louisiana code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 23 | 98% |
| State Senate District 24 | 1.7% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 45 | 58% |
| State House District 31 | 39% |
| State House District 44 | 3.5% |
Voting precincts
23 voting precincts overlap ZIP 70503. 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:70503")
ZIP 70503 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.