Area Code 770-203 located in CUMMING, FORSYTH, GA, more detail is as below. Place NPA (Numbering Plan Area) : 770 NXX (Local Number Prefix) : 203 City : CUMMING County : FORSYTH State : GA (Georgia) NXX Use Type : Landline NXX Intro Version : 4/11/2013 FIPS (Federal Information Processing Standards) : 13117 LATA (Local Access Transport Area) : 438 Rate Center : CUMMING ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 30041 Other Information NPANXX : 770203 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 : BANDWIDTH.COM CLEC, LLC - GA OCN (Operating Company Number) : 983E Coverage Area Name : CUMMING Latitude : 34.2073 Longitude : -84.1411 ‹ previous : 770-202 next › : 770-205 Telephone Number List 770-203-0000 ~ 770-203-9999