Area Code 504-619 located in SLIDELL, SAINT TAMMANY, LA, more detail is as below. Place NPA (Numbering Plan Area) : 504 NXX (Local Number Prefix) : 619 City : SLIDELL County : SAINT TAMMANY State : LA (Louisiana) NXX Use Type : Landline NXX Intro Version : 1996-04-15 FIPS (Federal Information Processing Standards) : 22103 LATA (Local Access Transport Area) : 490 Rate Center : NEWORLEANS ZIP Code Count : 1 ZIP Code Frequency : 7 ZIP Code : 70458 Other Information NPANXX : 504619 Switch CLLI (Common Language Location Identifier) : NWORLAMADS0 MSA CBSA (Core Based Statistical Area) : New Orleans-Metairie-Kenner, LA MSA CBSA Code (Core Based Statistical Area) : 35380 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL OCN (Operating Company Number) : 9419 Coverage Area Name : NEW ORLEANS Latitude : 29.9475 Longitude : -90.0765 ‹ previous : 504-619 next › : 504-619 Telephone Number List 504-619-0000 ~ 504-619-9999