United States House of Representatives
District 3
Acadiana Parishes served: Iberia, St. Martin*, St. Mary
The Honorable Charlie Melancon
District 5
Acadiana Parishes served: Evangeline*
The Honorable Rodney Alexander
District 7
Acadiana Parishes served: Acadia, Evangeline*, Lafayette, St. Landry, St. Martin*, Vermilion
The Honorable Charles Boustany Jr.

*Parish encompasses multiple congressional districts.