Area Code 504-431 located in AMA, SAINT CHARLES, LA, more detail is as below. Place NPA (Numbering Plan Area) : 504 NXX (Local Number Prefix) : 431 City : AMA County : SAINT CHARLES State : LA (Louisiana) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 22089 LATA (Local Access Transport Area) : 490 Rate Center : KENNER ZIP Code Count : 432 ZIP Code Frequency : 22 ZIP Code : 70031 Other Information NPANXX : 504431 Switch CLLI (Common Language Location Identifier) : NWORLAAVDS0 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 : 29.9091 Longitude : -90.2030 ‹ previous : 504-430 next › : 504-431 Telephone Number List 504-431-0000 ~ 504-431-9999