| General Information about Area Code 337 | |
|---|---|
| Country | United States |
| State / Province / Territory | Louisiana |
| Major City | Lafayette |
| Time Zone | Central (UTC-06:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 337-351 | Opelousas | Saint Landry | Wireless |
| 337-563 | Sulphur | Calcasieu | Wireless |
| 337-594 | Opelousas | Saint Landry | Landline |
| 337-395 | Lake Charles | Calcasieu | Landline |
| 337-263 | Lake Charles | Calcasieu | Wireless |
| 337-293 | Lafayette | Lafayette | Wireless |
| 337-702 | Lake Arthur | Jefferson Davis | Landline |
| 337-538 | Grand Chenier | Cameron | Landline |
| 337-422 | Abbeville | Vermilion | Landline |
| 337-896 | Carencro | Lafayette | Landline |
| 337-704 | Lafayette | Lafayette | Landline |
| 337-403 | Welsh | Jefferson Davis | Wireless |
| 337-821 | Jennings | Jefferson Davis | Landline |
| 337-384 | Crowley | Acadia | Landline |
| 337-636 | Jeanerette | Iberia | Wireless |
| 337-257 | Lafayette | Lafayette | Wireless |
| 337-344 | Lafayette | Lafayette | Wireless |
| 337-738 | Kinder | Allen | Landline |
| 337-356 | Lafayette | Lafayette | Landline |
| 337-523 | Erath | Vermilion | Wireless |