In the

North American Numbering Plan The North American Numbering Plan (NANP) is a telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the Caribbean. This group is historically known as World Zone 1 and has the international calling ...

telephone A telephone is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be easily heard directly. A telephone converts sound, typically and most efficiently the human voice, into el ...

area code A telephone numbering plan is a type of numbering scheme used in telecommunication to assign telephone numbers to subscriber telephones or other telephony endpoints. Telephone numbers are the addresses of participants in a telephone network, re ...

337 covers southwestern

Louisiana Louisiana , group=pronunciation (French: ''La Louisiane'') is a U.S. state, state in the Deep South and South Central United States, South Central regions of the United States. It is the List of U.S. states and territories by area, 20th-smal ...

. It was created in 1999. Until 1999/2000, this area was the southern half of

area code 318 Area code 318 is a telephone area code in the North American Numbering Plan (NANP) for the northern and central parts of the U.S. state of Louisiana. The area code was created in 1957 in a split of Louisiana's original area code 504. Originally ...

, which had covered most of Louisiana west of the

Mississippi River The Mississippi River is the second-longest river and chief river of the second-largest drainage system in North America, second only to the Hudson Bay drainage system. From its traditional source of Lake Itasca in northern Minnesota, it ...

since 1957. Prior to October 2021, area code 337 had telephone numbers assigned for the

central office code The North American Numbering Plan (NANP) is a telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the Caribbean. This group is historically known as World Zone 1 and has the international calli ...

988. In 2020, ''988'' was designated nationwide as a dialing code for the

National Suicide Prevention Lifeline The 988 Suicide & Crisis Lifeline (formerly known as the National Suicide Prevention Lifeline) is a United States-based suicide prevention network of over 200+ crisis centers that provides 24/7 service via a toll-free hotline with the number 9- ...

, which created a conflict for exchanges that permit

seven-digit dialing Seven-digit dialing is a telephone dialing procedure customary in some territories of the North American Numbering Plan (NANP) for dialing telephone numbers in the same numbering plan area (NPA). NANP telephone numbers consist of ten digits, of ...

. This area code was therefore scheduled to transition to

ten-digit dialing Ten-digit dialing is a telephone dialing procedure in the countries and territories that are members of the North American Numbering Plan (NANP). It is the practice of including the area code of a telephone number when dialing to initiate a telep ...

by October 24, 2021.

Cities in the 337 area code

Abbeville, Louisiana Abbeville is a city in, and the parish seat of, Vermilion Parish, Louisiana, United States, west of New Orleans and southwest of Baton Rouge. The population was 12,257 at the 2010 census. At the 2020 population estimates program, the populat ...

* Arnaudville, Louisiana *

Baldwin, Louisiana Baldwin is a town in St. Mary Parish, Louisiana, United States. The population was 2,436 at the 2010 census, down from 2,497 in 2000. It is part of the Morgan City Micropolitan Statistical Area. The community was named for John Baldwin, the ...

Basile, Louisiana Basile is a town in Acadia and Evangeline parishes in the U.S. state of Louisiana. The population was 1,214 in 2020. The Acadia Parish portion of Basile is part of the Crowley Micropolitan Statistical Area. Geography Basile is located at (30 ...

* Breaux Bridge, Louisiana * Broussard, Louisiana * Cade, Louisiana *

Cameron, Louisiana Cameron is a census-designated place (CDP) in and the parish seat of Cameron Parish, Louisiana, United States. It is part of the Lake Charles Metropolitan Statistical Area. After sustaining extreme damage from Hurricane Rita in 2005 and Hurric ...

Carencro, Louisiana Carencro (; historically french: St.-Pierre) is a city in Lafayette Parish, Louisiana, United States. It is a suburb of the nearby city of Lafayette. The population was 7,526 at the 2010 census, up from 6,120 in 2000; at the 2020 census, its po ...

* Carlyss, Louisiana * Cecilia, Louisiana * Centerville, Louisiana * Charenton, Louisiana *

Church Point, Louisiana Church Point (french: Pointe-à-l'Église) is a town in Acadia Parish, Louisiana, United States. The population was 4,560 at the 2010 census. It is part of the Crowley Micropolitan Statistical Area. Church Point is known as the Buggy Capital ...

Crowley, Louisiana Crowley (Local pronunciation: ) is a city in, and the parish seat of, Acadia Parish in the U.S. state of Louisiana. At the 2020 United States census, Crowley had a population of 11,710. Crowley is the principal city of the Crowley micropolitan ...

Delcambre, Louisiana Delcambre is a town in Iberia and Vermilion parishes in the U.S. state of Louisiana, located east of Abbeville on Louisiana Highway 14 in the Cajun Heartland of Acadiana. Bayou Carlin, also known as the Delcambre Canal, passes through the town ...

DeRidder, Louisiana DeRidder is a city in, and the parish seat of, Beauregard Parish, Louisiana, United States. A small portion of the city extends into Vernon Parish. As of the 2010 census DeRidder had a population of 10,578. It is the smaller principal city of the ...

Duson, Louisiana Duson is a town in Acadia and Lafayette parishes in the U.S. state of Louisiana. The town was named after Curley Duson, a sheriff of St. Landry Parish. At the 2010 U.S. census, the town had a population of 1,716; in 2020, at the population e ...

Elton, Louisiana Elton is a town in Jefferson Davis Parish, Louisiana, United States. The population was 992 at the 2020 census, down from 1,128 at the 2010 census. It is part of the Jennings Micropolitan Statistical Area. History The wife of pioneer settler J ...

Erath, Louisiana Erath is a town in Vermilion Parish, Louisiana, United States. The population was 2,114 at the 2010 census, and 2,030 at the 2020 population estimates program. It is part of the Abbeville micropolitan statistical area. History Erath is name ...

Eunice, Louisiana Eunice is a city in Acadia and St. Landry parishes in the U.S. state of Louisiana. The 2010 census placed the population at 10,398, a decrease of 1,101, or 9.5 percent, from the 2000 tabulation of 11,499. The St. Landry Parish portion of Eunic ...

Franklin, Louisiana Franklin is a small city in and the parish seat of St. Mary Parish, Louisiana, United States. The population was 7,660 at the 2010 census. The city is located on Bayou Teche, southeast of the cities of Lafayette, () and New Iberia () and ) ...

* Grand Coteau, Louisiana *

Gueydan, Louisiana Gueydan (local pronunciation e(ɪ)dɔ̃ is a town in Vermilion Parish, Louisiana, United States. The population was 1,398 at the 2010 census, down from 1,598 in 2000. At the 2020 population estimates program, its population decreased to 1,328 ...

* Henderson, Louisiana *

Iota, Louisiana Iota is a town in Acadia Parish, Louisiana. The population was 1,304 in 2020. Iota is part of the Crowley Micropolitan Statistical Area. History The history of Iota is identified with Pointe-aux-Loups (French for Wolf Point), one of the old ...

Iowa, Louisiana Iowa () is a town in Calcasieu Parish, Louisiana, United States. The population was 3,436 in 2020. It is part of the Lake Charles metropolitan statistical area. History The history of this region is filled with stories of the early Midwestern se ...

Jeanerette, Louisiana Jeanerette () is a city in Iberia Parish, Louisiana, United States. Known as "Sugar City", it had a population of 5,530 at the 2010 census, a decrease of 467 from the 2000 tabulation of 5,997. It is two thirds African American, many of them Creo ...

Jennings, Louisiana Jennings is a city in, and the parish seat of, Jefferson Davis Parish, Louisiana, United States, near Lake Charles. The population was 10,383 at the 2010 census, a small decline from the 2000 tabulation. The city is 68 percent white. Jennings ...

* Kaplan, Louisiana *

Kinder, Louisiana Kinder is a small town in Allen Parish, Louisiana, in the United States. The population was 2,477 at the 2010 census. The Lieutenant Douglas B. Fournet Memorial Park, an American Legion enterprise, was dedicated on June 11, 1988, in Kinder ...

Krotz Springs, Louisiana Krotz Springs is a town in St. Landry Parish, Louisiana, United States, on the Atchafalaya River. The population was 1,198 at the 2010 census, down from 1,219 in 2000. It is part of the Opelousas–Eunice Micropolitan Statistical Area. Hi ...

Lafayette, Louisiana Lafayette (, ) is a city in the U.S. state of Louisiana, and the most populous city and parish seat of Lafayette Parish, located along the Vermilion River. It is Louisiana's fourth largest incorporated municipality by population and the 234 ...

* Lake Arthur, Louisiana *

Lake Charles, Louisiana Lake Charles (French: ''Lac Charles'') is the fifth-largest incorporated city in the U.S. state of Louisiana, and the parish seat of Calcasieu Parish, located on Lake Charles, Prien Lake, and the Calcasieu River. Founded in 1861 in Calcasi ...

Leesville, Louisiana Leesville is a city in, and the parish seat of, Vernon Parish, Louisiana, United States. The population was 6,612 at the 2010 United States Census. It is part of the Fort Polk South Micropolitan Statistical Area and is additionally served by ...

* Leonville, Louisiana * Loreauville, Louisiana *

Mamou, Louisiana Mamou is a town in Evangeline Parish, Louisiana, United States. The population was 3,242 at the 2010 census, down from 3,566 in 2000. Geography Mamou is located in south-central Evangeline Parish at (30.634033, −92.418913). Louisiana Highway ...

Maurice, Louisiana 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. History The village, originally called ''" ...

* Melville, Louisiana * Mermentau, Louisiana * Merryville, Louisiana *

Moss Bluff, Louisiana Moss Bluff is a census-designated place (CDP) in Calcasieu Parish, Louisiana, United States. The population was 12,522 at the 2020 census. Located just north of the city of Lake Charles, it is considered a suburb of that city. Moss Bluff is a ...

New Iberia, Louisiana New Iberia (french: La Nouvelle-Ibérie; es, Nueva Iberia) is the largest city in and parish seat of Iberia Parish in the U.S. state of Louisiana. The city of New Iberia is located approximately southeast of Lafayette, and forms part of the Lafa ...

Oberlin, Louisiana Oberlin is a town in and the parish seat of Allen Parish, Louisiana, United States. The population was 1,770 at the 2010 census. The town is named after Johann Friedrich Oberlin. Oberlin was the home of Ernest S. Clements, a Democratic member ...

Opelousas, Louisiana :''Opelousas is also a common name of the flathead catfish.'' Opelousas (french: Les Opélousas; Spanish: ''Los Opeluzás'') is a small city and the parish seat of St. Landry Parish, Louisiana, United States. Interstate 49 and U.S. Route 190 ...

Palmetto, Louisiana Palmetto is a village in St. Landry Parish, Louisiana, United States. The population was 188 at the 2000 census. It is part of the Opelousas–Eunice Micropolitan Statistical Area. Geography Palmetto is located at (30.716729, -91.907648). ...

* Parks, Louisiana *

Port Barre, Louisiana Port Barre (BAH-ree) is a town in St. Landry Parish, Louisiana, United States. The town began in 1760 as an Indian trading post at the place where Bayou Teche flows out of Bayou Courtableau. The population was 2,055 at the 2010 census, down from ...

* Rayne, Louisiana *

Scott, Louisiana Scott is the fourth largest municipality in Lafayette Parish, Louisiana, United States. The population 8,614 as of the 2010 U.S. census, and 8,119 at the 2020 census, up from 7,870 at the 2000 census. Scott is a suburban community of Lafayett ...

St. Martinville, Louisiana St. Martinville (french: Saint-Martin)Jack A. Reynolds. "St. Martinville" entry i"Louisiana Placenames of Romance Origin."LSU Historical Dissertations and Theses #7852. 1942. p. 480. is a city in and the parish seat of St. Martin Parish, Louisiana ...

Sulphur, Louisiana Sulphur (french: Soufre) is a city in Calcasieu Parish, Louisiana. The population was 21,809 in 2020. Sulphur is part of the Lake Charles metropolitan statistical area. History Sulphur is named for the sulfur mines that were operated in the area ...

* Sunset, Louisiana *

Ville Platte, Louisiana Ville Platte is the largest city in, and the parish seat of, Evangeline Parish, Louisiana, United States. The population was 7,430 at the 2010 census, down from 8,145 in 2000. The city's name is of French origin, roughly translating to "flat t ...

Vinton, Louisiana Vinton is a town in Calcasieu Parish, Louisiana, United States. The population was 3,400 in 2020. It is part of the Lake Charles metropolitan statistical area. History The Old Spanish Trail, which was neither old nor Spanish, wandered north and ...

Washington, Louisiana Washington is a village in St. Landry Parish, Louisiana, United States. The population was 742 at the 2020 census. It is part of the Opelousas–Eunice Micropolitan Statistical Area. Washington was the largest inland port between New Orlea ...

Welsh, Louisiana Welsh is a town in Jefferson Davis Parish, Louisiana. The population was 3,226 at the time of the 2010 census. It is part of the Jennings Micropolitan Statistical Area. History Welsh was originally a homestead owned by former plantation overs ...

Westlake, Louisiana Westlake is an industrial city in Calcasieu Parish, in western Louisiana, United States, and is part of the Lake Charles metropolitan statistical area. The population was 4,781 in 2020. Westlake was incorporated in 1945. There are many chemical p ...

Youngsville, Louisiana Youngsville is a city in Lafayette Parish, Louisiana, United States, and is part of the Lafayette metropolitan statistical area. The population was 8,105 at the 2010 U.S. census, and 15,929 at the 2020 United States census. Youngsville was the bir ...

References

Telecommunications-related introductions in 1999

337 __NOTOC__ Year 337 ( CCCXXXVII) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Felicianus and Titianus (or, less frequently, year ...

{{Louisiana-stub

Cities in the 337 area code

See also

References