ZIP code 70402: Hammond, LA
ZIP code 70402 is in Hammond, in Tangipahoa Parish, Louisiana. It is in Louisiana's 5th congressional district. Its state senate district is State Senate District 37; its state house district is State House District 86.
See it on the mapAll of Louisiana
City and county
| City or town | Share of ZIP residents |
|---|---|
| Hammond | 100% |
| County | Share of ZIP residents |
|---|---|
| Tangipahoa Parish | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| District 5 | 100% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Louisiana's 5th congressional district (LA-05) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (LA-05) | Julia Letlow (R) | 202-225-8490 | 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 37) | Bill Wheat (R) | 100% | |
| State Representative (State House District 86) | Nicky Muscarello (R) | 985-974-0009 | 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
- Hammond website: http://www.hammond.org/
- Hammond laws: search for the Hammond, Louisiana code of ordinances
- Tangipahoa Parish website: https://www.tangipahoa.org/
- Tangipahoa Parish laws: search for the Tangipahoa Parish, Louisiana 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 |
|---|---|
| State House District 86 | 100% |
Voting precincts
1 voting precinct overlap ZIP 70402. 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:70402")
ZIP 70402 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.