Mã bưu chính Louisiana (LA)
Hạt
64Acadia Parish 11Allen Parish 8Ascension Parish 11Assumption Parish 6Avoyelles Parish 14Beauregard Parish 7Bienville Parish 8Bossier Parish 11Caddo Parish 47Calcasieu Parish 21Caldwell Parish 4Cameron Parish 4Catahoula Parish 6Claiborne Parish 5Concordia Parish 6De Soto Parish 9East Baton Rouge Parish 47East Carroll Parish 3East Feliciana Parish 6Evangeline Parish 8Franklin Parish 8Grant Parish 6Iberia Parish 7Iberville Parish 9Jackson Parish 5Jefferson Davis Parish 7Jefferson Parish 34La Salle Parish 5Lafayette Parish 18Lafourche Parish 12Lincoln Parish 7Livingston Parish 11Madison Parish 3Morehouse Parish 7Natchitoches Parish 17Orleans Parish 56Ouachita Parish 17Plaquemines Parish 10Pointe Coupee Parish 14Rapides Parish 30Red River Parish 2Richland Parish 5Sabine Parish 9St. Bernard Parish 6St. Charles Parish 10St. Helena Parish 2St. James Parish 8St. John the Baptist Parish 6St. Landry Parish 15St. Martin Parish 4St. Mary Parish 10St. Tammany Parish 20Tangipahoa Parish 17Tensas Parish 3Terrebonne Parish 13Union Parish 6Vermilion Parish 8Vernon Parish 12Washington Parish 6Webster Parish 11West Baton Rouge Parish 4West Carroll Parish 5West Feliciana Parish 5Winn Parish 7