Adams County is a county located in the U.S. state of Mississippi. As of the 2020 census, the population was 29,538. The county seat is Natchez. The county is the first to have been organized in the former Mississippi Territory. It is named for the second President of the United States, John Adams, who held that office when the county was organized in 1799. Adams County is part of the Natchez micropolitan area which consists of Adams County, Mississippi and Concordia Parish, Louisiana.
Pike County is a county located on the southwestern border of the U.S. state of Mississippi. As of the 2020 census, the population was 40,324. The county seat is Magnolia. Pike County is named for explorer Zebulon Pike. Pike County is part of the McComb, MS Micropolitan Statistical Area.
Washington Parish is a parish located in the interior southeast corner of the U.S. state of Louisiana, one of the Florida Parishes. As of the 2020 census, the population was 45,463. Its parish seat is Franklinton. Its largest city is Bogalusa. The parish was founded in 1819.
Tangipahoa Parish is a parish located on the southeastern border of the U.S. state of Louisiana. As of the 2020 census, the population was 133,157. The parish seat is Amite City, while the largest city is Hammond. Southeastern Louisiana University is located in Hammond. Lake Pontchartrain borders the southeastern side of the parish.
St. Tammany Parish is a parish located in the U.S. state of Louisiana named after Tamanend, the legendary Lenape Chief of Chiefs and the "Patron Saint of America." At the 2020 census, the population was 264,570, making it the fourth-most populous parish in Louisiana. The parish seat is Covington. The parish was founded in 1810.
St. Helena Parish is a parish in the U.S. state of Louisiana. At the 2020 United States census, the population was 10,920. Its seat is Greensburg. The parish was created in 1810. St. Helena Parish is part of the Baton Rouge metropolitan area.
Livingston Parish is a parish in the U.S. state of Louisiana. Its parish seat is the town of Livingston. Livingston Parish is one of the Florida Parishes, a region which, unlike the rest of the state, was part of the Spanish Empire rather than the French Empire.
Catahoula Parish is a parish in the U.S. state of Louisiana. As of the 2020 census, the population was 8,906. Its seat is Harrisonburg, on the Ouachita River. The parish was formed in 1808, shortly after the United States acquired this territory in the Louisiana Purchase of 1803.
Avoyelles is a parish located in central eastern Louisiana on the Red River where it effectively becomes the Atchafalaya River and meets the Mississippi River. As of the 2020 census, the population was 39,693. The parish seat is Marksville. The parish was created in 1807, with the name deriving from the French name for the historic Avoyel people, one of the local Indian tribes at the time of European encounter.
Ferriday is a town in Concordia Parish, which borders the Mississippi River and is located on the central eastern border of Louisiana, United States. With a population of 3,511 at the 2010 census, it is an African-American majority town.
Mer Rouge is a Village in Morehouse Parish, Louisiana, United States. The name is French for "Red Sea". The population was 491 at the 2020 census, down from 628 in 2010.
Amite City is a town in and the seat of Tangipahoa Parish in southeastern Louisiana, United States. The population was 4,141 at the 2010 census. It is part of the Hammond Micropolitan Statistical Area.
Independence, originally known as Uncle Sam, is a town in Tangipahoa Parish, Louisiana, United States. The population was 1,665 at the 2010 census. It is part of the Hammond MSA.
Kentwood is a rural town in Tangipahoa Parish, Louisiana, United States, near the Mississippi state line. The population was 2,198 at the 2010 census. It is part of the Hammond Micropolitan Statistical Area. Kentwood is best known as the hometown of singer Britney Spears.
Natalbany is a census-designated place (CDP) in Tangipahoa Parish, Louisiana, United States. The population was 1,739 at the 2000 census. It is part of the Hammond MSA.
Roseland is a town in Tangipahoa Parish, Louisiana, United States. The population was 1,123 at the 2010 census and 880 in 2020. It is the birthplace of Cajun chef and storyteller Justin Wilson. Roseland is part of the Hammond MSA.
Tickfaw was founded in 1852 and is a village in Tangipahoa Parish, Louisiana, United States. The population was 694 at the 2010 census. Tickfaw is part of the Hammond MSA. It was originally inhabited by Italian-American immigrants and continues to have a distinct Italian-American heritage.
Maurice is a town in Vermilion Parish, Louisiana, United States. The population was 964 at the 2010 census and 2,118 for the 2020 Census. It is part of the Abbeville micropolitan statistical area.
The Tangipahoa were a Native American tribe that lived just north of Lake Pontchartrain and between the Pearl River and the Mississippi River.
Bayou Goula is an unincorporated community and census-designated place (CDP) in Iberville Parish, Louisiana, United States. Its population was 514 in 2020.
United States 
Louisiana 