Area Code 203-659 located in FAIRFIELD, FAIRFIELD, CT, more detail is as below. Place NPA (Numbering Plan Area) : 203 NXX (Local Number Prefix) : 659 City : FAIRFIELD County : FAIRFIELD State : CT (Connecticut) NXX Use Type : Landline NXX Intro Version : 1999-10-13 FIPS (Federal Information Processing Standards) : 09001 LATA (Local Access Transport Area) : 920 Rate Center : FAIRFIELD ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 06825 Other Information NPANXX : 203659 County Population : 0 Switch CLLI (Common Language Location Identifier) : SMFRCTATW51 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 : PAETEC COMMUNICATIONS, INC. - CT OCN (Operating Company Number) : 3083 Coverage Area Name : FAIRFIELD Latitude : 41.1364 Longitude : -73.2513 ‹ previous : 203-658 next › : 203-660 Telephone Number List 203-659-0000 ~ 203-659-9999