Area Code 678-231 located in ACWORTH, COBB, GA, more detail is as below. Place NPA (Numbering Plan Area) : 678 NXX (Local Number Prefix) : 231 City : ACWORTH County : COBB State : GA (Georgia) NXX Use Type : Wireless NXX Intro Version : 1998-11-20 FIPS (Federal Information Processing Standards) : 13067 LATA (Local Access Transport Area) : 438 Rate Center : ATLANTA NE ZIP Code Count : 1 ZIP Code Frequency : 33 ZIP Code : 30101 Other Information NPANXX : 678231 Switch CLLI (Common Language Location Identifier) : NRCRGAHKCM3 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 Overlay : L Company : NEW CINGULAR WIRELESS PCS, LLC - GA OCN (Operating Company Number) : 6214 Coverage Area Name : ATLANTA Latitude : 33.8907 Longitude : -84.1663 ‹ previous : 678-230 next › : 678-231 Telephone Number List 678-231-0000 ~ 678-231-9999