Area Code 860-436 located in ROCKY HILL, HARTFORD, CT, more detail is as below. Place NPA (Numbering Plan Area) : 860 NXX (Local Number Prefix) : 436 City : ROCKY HILL County : HARTFORD State : CT (Connecticut) NXX Use Type : Landline NXX Intro Version : 1998-05-18 FIPS (Federal Information Processing Standards) : 09003 LATA (Local Access Transport Area) : 920 Rate Center : HARTFORD ZIP Code Count : 25 ZIP Code Frequency : 15 ZIP Code : 06067 Other Information NPANXX : 860436 Switch CLLI (Common Language Location Identifier) : MNCHCTAVDS0 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 : COX CONNECTICUT TELECOM, LLC OCN (Operating Company Number) : 7077 Coverage Area Name : MANCHESTER Latitude : 41.8025 Longitude : -72.5082 ‹ previous : 860-436 next › : 860-436 Telephone Number List 860-436-0000 ~ 860-436-9999