Area Code 337-215 located in WESTLAKE, CALCASIEU, LA, more detail is as below. Place NPA (Numbering Plan Area) : 337 NXX (Local Number Prefix) : 215 City : WESTLAKE County : CALCASIEU State : LA (Louisiana) NXX Use Type : Wireless NXX Intro Version : 2001-06-30 FIPS (Federal Information Processing Standards) : 22019 LATA (Local Access Transport Area) : 488 Rate Center : SULPHUR ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 70669 Other Information NPANXX : 337215 County Population : 0 Switch CLLI (Common Language Location Identifier) : LKCHLADT3MD MSA CBSA (Core Based Statistical Area) : Lake Charles, LA MSA CBSA Code (Core Based Statistical Area) : 29340 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : SPRINT SPECTRUM L.P. OCN (Operating Company Number) : 6664 Coverage Area Name : SULPHUR Latitude : 30.2327 Longitude : -93.3753 ‹ previous : 337-214 next › : 337-215 Telephone Number List 337-215-0000 ~ 337-215-9999