Area Code 475-235 located in WATERBURY, NEW HAVEN, CT, more detail is as below. Place NPA (Numbering Plan Area) : 475 NXX (Local Number Prefix) : 235 City : WATERBURY County : NEW HAVEN State : CT (Connecticut) NXX Use Type : Wireless NXX Intro Version : 7/5/2011 FIPS (Federal Information Processing Standards) : 09009 LATA (Local Access Transport Area) : 920 Rate Center : WATERBURY ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 06710 Other Information NPANXX : 475235 County Population : 0 MSA CBSA (Core Based Statistical Area) : New Haven-Milford, CT MSA CBSA Code (Core Based Statistical Area) : 35300 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Overlay : L Company : NEW CINGULAR WIRELESS PCS, LLC - DC OCN (Operating Company Number) : 4036 Coverage Area Name : WATERBURY Latitude : 41.5522 Longitude : -73.0443 ‹ previous : 475-227 next › : 475-238 Telephone Number List 475-235-0000 ~ 475-235-9999