Area Code 203-434 located in NORWALK, FAIRFIELD, CT, more detail is as below. Place NPA (Numbering Plan Area) : 203 NXX (Local Number Prefix) : 434 City : NORWALK County : FAIRFIELD State : CT (Connecticut) NXX Use Type : Wireless NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 09001 LATA (Local Access Transport Area) : 920 Rate Center : NORWALK ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 06854 Other Information NPANXX : 203434 County Population : 0 Switch CLLI (Common Language Location Identifier) : BLFDCTAP2MD MSA CBSA (Core Based Statistical Area) : Bridgeport-Stamford-Norwalk, CT MSA CBSA Code (Core Based Statistical Area) : 14860 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : OMNIPOINT COMMUNICATIONS, INC. - CT OCN (Operating Company Number) : 6624 Coverage Area Name : NORWALK Latitude : 41.1003 Longitude : -73.4187 ‹ previous : 203-433 next › : 203-435 Telephone Number List 203-434-0000 ~ 203-434-9999
