Area Code 337-923 located in CHARENTON, SAINT MARY, LA, more detail is as below. Place NPA (Numbering Plan Area) : 337 NXX (Local Number Prefix) : 923 City : CHARENTON County : SAINT MARY State : LA (Louisiana) NXX Use Type : Landline NXX Intro Version : 2000-01-14 FIPS (Federal Information Processing Standards) : 22101 LATA (Local Access Transport Area) : 488 Rate Center : BALDWIN ZIP Code Count : 257 ZIP Code Frequency : 15 ZIP Code : 70523 Other Information NPANXX : 337923 County Population : 0 Switch CLLI (Common Language Location Identifier) : BLDWLAMARS1 MSA CBSA (Core Based Statistical Area) : Morgan City, LA MSA CBSA Code (Core Based Statistical Area) : 34020 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 : BALDWIN Latitude : 29.8382 Longitude : -91.5466 ‹ previous : 337-923 next › : 337-923 Telephone Number List 337-923-0000 ~ 337-923-9999