Area Code 203-542 located in GREENWICH, FAIRFIELD, CT, more detail is as below. Place NPA (Numbering Plan Area) : 203 NXX (Local Number Prefix) : 542 City : GREENWICH County : FAIRFIELD State : CT (Connecticut) NXX Use Type : Landline NXX Intro Version : 1997-04-01 FIPS (Federal Information Processing Standards) : 09001 LATA (Local Access Transport Area) : 132 Rate Center : GREENWICH ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 06831 Other Information NPANXX : 203542 County Population : 0 Switch CLLI (Common Language Location Identifier) : WHPLNY05DS0 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 : AT&T LOCAL OCN (Operating Company Number) : 7421 Coverage Area Name : GREENWICH Latitude : 41.0357 Longitude : -73.7674 ‹ previous : 203-541 next › : 203-543 Telephone Number List 203-542-0000 ~ 203-542-9999
