The most populous cities in area code 337 are: Lafayette, Lake Charles, New Iberia, Opelousas, and Sulphur.
Other cities in the 337 area code include: Abbeville, Leesville, Crowley, Deridder, Jennings, Eunice, Jeanerette, Franklin, Breaux Bridge, Ville Platte, Carencro, Broussard, Saint Martinville, Baldwin, Rayne, Gueydan, Welsh, Kaplan, Iowa, Youngsville, Fort Polk, Dequincy, Lake Arthur, Arnaudville, Vinton, Hackberry, Erath, Church Point, Duson, Loreauville, Kinder, Krotz Springs, Port Barre, Oberlin, Saint Landry, Mamou, Washington, Singer, Reeves, Creole, Sunset, Elton, Morganza, Basile, Cameron, Bell City, Iota, Delcambre, Sugartown, Starks, Roanoke, Grand Chenier, Evans, Merryville, and Ragley.
Lafayette is a city located along the Vermilion River in southwestern Louisiana. The city of Lafayette is the fourth-largest in the state, with a population of 127,657 according to 2015 U.S. Census estimates. It is the principal city of the Lafayette, Louisiana Metropolitan Statistical Area, with a 2015 estimated population of 490,488. The larger trade area or Combined Statistical Area of Lafayette-Opelousas-Morgan City CSA was 627,146 in 2015. Lafayette is the parish seat of Lafayette Parish, Louisiana. Its nickname is The Hub City.The American city was founded as Vermilionville in 1821 by Jean Mouton, a French -speaking man of Acadian descent. In 1884, it was renamed for General Lafayette, who fought with and significantly aided the American Army during the American Revolutionary War. The city's economy was primarily based on agriculture until the 1940s, when the petroleum and natural gas industries became dominant.Lafayette is considered the center of Acadiana, the area of Cajun and Creole culture in Louisiana and the United States. It developed following the relocation of Acadians after their expulsion by the British from eastern Canada in the late 18th century following France's defeat in the Seven Years' War. There is also a strong Louisiana Creole influence in the area.
Lake Charles is the fifth-largest incorporated city in the U.S. state of Louisiana, located on Lake Charles, Prien Lake, and the Calcasieu River. Founded in 1861 in Calcasieu Parish, it is a major industrial, cultural, and educational center in the southwest region of the state.As of the 2010 census, the population was 71,993. Lake Charles is the principal city of the Lake Charles Metropolitan Statistical Area, having a population of 202,040. It is the larger principal city of the Lake Charles-Jennings Combined Statistical Area, with a population of 225,235. The 2010 population of the five-parish area of Southwest Louisiana was 292,619. It is considered a regionally significant center of petrochemical refining, gaming, tourism, and education, being home to McNeese State University and Sowela Technical Community College. Because of the lakes and waterways throughout the city, metropolitan Lake Charles is often referred to as the Lake Area.
New Iberia is a small city in and the parish seat of Iberia Parish, Louisiana, United States. Located 30 miles (48 km) southeast of Lafayette.In 1900, 6,815 people lived in New Iberia; in 1910, 7,499; and in 1940, 13,747. The population was 32,623 at the 2000 census and 30,617 in 2010, a decrease of 2,006, or 6.2 percent, over the past decade. New Iberia is the part of the Lafayette, Louisiana Metropolitan Statistical Area.
The 337 area code lies within the Central Daylight Time Zone (or CDT). The current time in Central Daylight Time is 4:01 AM on Dec 20, 2022.