| District of Louisiana area codes: 337 | |
|---|---|
| Country | United States |
| State/Province | Louisiana |
| Major City | Lafayette |
| Time Zone | Central (UTC-06:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 337-200 | Acadia | Basile, LA | Cellco Partnership DBA Verizon Wireless |
| 337-201 | Iberia | New Iberia, LA | Sprint Spectrum L.p. |
| 337-202 | Beauregard | Deridder, LA | Network Telephone Corporation |
| 337-205 | Lafayette | Lafayette, LA | Level 3 Communications |
| 337-206 | Saint Landry | Opelousas, LA | Advanced Tel Inc. |
| 337-207 | Lafayette | Lafayette, LA | Cellco Partnership DBA Verizon Wireless |
| 337-208 | Vernon | Leesville, LA | Mtpcs |
| 337-209 | Iberia | New Iberia, LA | Advanced Tel Inc. |
| 337-210 | Lafayette | Lafayette, LA | Stratos Offshore Services Company |
| 337-212 | Lafayette | Lafayette, LA | Sprint Spectrum L.p. |
| 337-213 | Vernon | Leesville, LA | Sprint Spectrum L.p. |
| 337-214 | Calcasieu | Lake Charles, LA | Level 3 Communications |
| 337-215 | Calcasieu | Sulphur, LA | Sprint Spectrum L.p. |
| 337-216 | Lafayette | Lafayette, LA | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 337-217 | Calcasieu | Lake Charles, LA | Bellsouth Telecomm Inc DBA South Central Bell Tel |
| 337-218 | Jefferson Davis | Jennings, LA | Sprint Spectrum L.p. |
| 337-219 | Calcasieu | Lake Charles, LA | Usa Mobility Wireless |
| 337-220 | Evangeline | Saint Landry, LA | Sprint Spectrum L.p. |
| 337-221 | Beauregard | Deridder, LA | Nuvox Communications |
| 337-222 | Calcasieu | Dequincy, LA | Sprint Spectrum L.p. |
There are 506 prefixes, In the code area, the major cities are Lafayette, LA;Lake Charles, LA;New Iberia, LA;Opel. The major city is Lafayette.