Area Code 337-434 located in SAINT MARTINVILLE, SAINT MARTIN, LA, more detail is as below. Place NPA (Numbering Plan Area) : 337 NXX (Local Number Prefix) : 434 City : SAINT MARTINVILLE County : SAINT MARTIN State : LA (Louisiana) NXX Use Type : Landline NXX Intro Version : 2005-03-27 FIPS (Federal Information Processing Standards) : 22099 LATA (Local Access Transport Area) : 488 Rate Center : HENDERSON ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 70582 Other Information NPANXX : 337434 County Population : 0 Switch CLLI (Common Language Location Identifier) : LFYTLAUOGT0 MSA CBSA (Core Based Statistical Area) : Lafayette, LA MSA CBSA Code (Core Based Statistical Area) : 29180 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : COX CABLE NEW ORLEANS, INC. OCN (Operating Company Number) : 7190 Coverage Area Name : BREAUX BRIDGE Latitude : 30.3134 Longitude : -91.7834 ‹ previous : 337-433 next › : 337-434 Telephone Number List 337-434-0000 ~ 337-434-9999