| Area Code | 504 |
| State | Louisiana |
| Current Time in Area Code 504 | 504> CDT |
| Timezone | Central Daylight Time |
| Regional Market Area | Metro New Orleans |
| Metro Area(s) | New Orleans-Metairie, LA |
| Population (2020) | 892057 |
| Adjacent Area Codes | 228,985 |
| Jefferson Parish |
| Orleans Parish |
| Plaquemines Parish |
| Saint Bernard Parish |
| Kenner |
| Marrero |
| Metairie |
| New Orleans |