ZIP code 70310: Thibodaux, LA
ZIP code 70310 is in Thibodaux, in Lafourche Parish, Louisiana. It is in Louisiana's 6th congressional district. Its state senate district is State Senate District 21; its state house district is State House District 55.
See it on the mapAll of Louisiana
City and county
| City or town | Share of ZIP residents |
|---|---|
| Thibodaux | 100% |
| County | Share of ZIP residents |
|---|---|
| Lafourche Parish | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| District 4 | 100% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Louisiana's 6th congressional district (LA-06) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (LA-06) | Cleo Fields (D) | 202-225-3901 | 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 21) | Robert Allain (R) | 985-850-2738 | 100% |
| State Representative (State House District 55) | Bryan Fontenot (R) | 985-447-0999 | 100% |
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).
Local government
- Thibodaux website: http://ci.thibodaux.la.us
- Thibodaux laws: search for the Thibodaux, Louisiana code of ordinances
- Lafourche Parish website: http://www.lafourchegov.org
- Lafourche Parish laws: search for the Lafourche Parish, Louisiana code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 21 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 55 | 100% |
Voting precincts
2 voting precincts overlap ZIP 70310. 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:
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ZIP 70310 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.