Area Code 256-217 located in HUNTSVILLE, MADISON, AL, more detail is as below. Place NPA (Numbering Plan Area) : 256 NXX (Local Number Prefix) : 217 City : HUNTSVILLE County : MADISON State : AL (Alabama) NXX Use Type : Landline NXX Intro Version : 2000-01-14 FIPS (Federal Information Processing Standards) : 01089 LATA (Local Access Transport Area) : 477 Rate Center : HUNTSVILLE ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 35805 Other Information NPANXX : 256217 County Population : 0 Switch CLLI (Common Language Location Identifier) : HNVIALUNDS0 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 : BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL OCN (Operating Company Number) : 9419 Coverage Area Name : HUNTSVILLE Latitude : 34.7386 Longitude : -86.6644 ‹ previous : 256-216 next › : 256-218 Telephone Number List 256-217-0000 ~ 256-217-9999