Area Code 860-575 located in AVON, HARTFORD, CT, more detail is as below. Place NPA (Numbering Plan Area) : 860 NXX (Local Number Prefix) : 575 City : AVON County : HARTFORD State : CT (Connecticut) NXX Use Type : Wireless NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 09003 LATA (Local Access Transport Area) : 920 Rate Center : OLD SAYBRK ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 06001 Other Information NPANXX : 860575 Switch CLLI (Common Language Location Identifier) : WLFRCTAICM3 MSA CBSA (Core Based Statistical Area) : Hartford-West Hartford-East Hartford, CT MSA CBSA Code (Core Based Statistical Area) : 25540 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT OCN (Operating Company Number) : 6388 Coverage Area Name : OLD SAYBROOK Latitude : 41.2895 Longitude : -72.3744 ‹ previous : 860-574 next › : 860-576 Telephone Number List 860-575-0000 ~ 860-575-9999