Area Code 770-205 located in SUWANEE, GWINNETT, GA, more detail is as below. Place NPA (Numbering Plan Area) : 770 NXX (Local Number Prefix) : 205 City : SUWANEE County : GWINNETT State : GA (Georgia) NXX Use Type : Landline NXX Intro Version : 1998-08-14 FIPS (Federal Information Processing Standards) : 13135 LATA (Local Access Transport Area) : 438 Rate Center : CUMMING ZIP Code Count : 352 ZIP Code Frequency : 11 ZIP Code : 30024 Other Information NPANXX : 770205 Switch CLLI (Common Language Location Identifier) : CMNGGAMA88C MSA CBSA (Core Based Statistical Area) : Atlanta-Sandy Springs-Marietta, GA MSA CBSA Code (Core Based Statistical Area) : 12060 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL OCN (Operating Company Number) : 9417 Coverage Area Name : CUMMING Latitude : 34.2073 Longitude : -84.1411 ‹ previous : 770-205 next › : 770-205 Telephone Number List 770-205-0000 ~ 770-205-9999