Area Code 337-284 located in OPELOUSAS, SAINT LANDRY, LA, more detail is as below. Place NPA (Numbering Plan Area) : 337 NXX (Local Number Prefix) : 284 City : OPELOUSAS County : SAINT LANDRY State : LA (Louisiana) NXX Use Type : Landline NXX Intro Version : 2/17/2010 FIPS (Federal Information Processing Standards) : 22097 LATA (Local Access Transport Area) : 488 Rate Center : OPELOUSAS ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 70570 Other Information NPANXX : 337284 County Population : 0 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 : TW TELECOM OF LOUISIANA LLC - LA OCN (Operating Company Number) : 8994 Coverage Area Name : OPELOUSAS Latitude : 30.5317 Longitude : -92.0820 ‹ previous : 337-281 next › : 337-285 Telephone Number List 337-284-0000 ~ 337-284-9999