Area Code 337-307 located in KROTZ SPRINGS, SAINT LANDRY, LA, more detail is as below. Place NPA (Numbering Plan Area) : 337 NXX (Local Number Prefix) : 307 City : KROTZ SPRINGS County : SAINT LANDRY State : LA (Louisiana) NXX Use Type : Wireless NXX Intro Version : 2002-10-25 FIPS (Federal Information Processing Standards) : 22097 LATA (Local Access Transport Area) : 488 Rate Center : KROTZ SPG ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 70750 Other Information NPANXX : 337307 County Population : 0 Switch CLLI (Common Language Location Identifier) : LFYTLAMAXNX MSA CBSA (Core Based Statistical Area) : Opelousas-Eunice, LA MSA CBSA Code (Core Based Statistical Area) : 36660 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA OCN (Operating Company Number) : 6505 Coverage Area Name : KROTZ SPRINGS Latitude : 30.5335 Longitude : -91.7598 ‹ previous : 337-306 next › : 337-308 Telephone Number List 337-307-0000 ~ 337-307-9999