Area Code 256-489 located in HUNTSVILLE, MADISON, AL, more detail is as below. Place NPA (Numbering Plan Area) : 256 NXX (Local Number Prefix) : 489 City : HUNTSVILLE County : MADISON State : AL (Alabama) NXX Use Type : Landline NXX Intro Version : 1999-07-22 FIPS (Federal Information Processing Standards) : 01089 LATA (Local Access Transport Area) : 477 Rate Center : HUNTSVILLE ZIP Code Count : 40 ZIP Code Frequency : 15 ZIP Code : 35803 Other Information NPANXX : 256489 County Population : 0 Switch CLLI (Common Language Location Identifier) : HNVIALXADSN MSA CBSA (Core Based Statistical Area) : Huntsville, AL MSA CBSA Code (Core Based Statistical Area) : 26620 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : KNOLOGY OF ALABAMA, INC. OCN (Operating Company Number) : 7779 Coverage Area Name : HUNTSVILLE Latitude : 34.7327 Longitude : -86.5924 ‹ previous : 256-489 next › : 256-489 Telephone Number List 256-489-0000 ~ 256-489-9999