| 229 | Georgia (Albany, Valdosta, Bainbridge, Americus, Fitzgerald and southwestern Georgia). Split from 912 More information at: Area Code 229 Phone Number Blocks |
| 404 | Georgia (Atlanta area inside Interstate 285 perimeter, overlay by 678) More information at: Area Code 404 Phone Number Blocks |
| 470 | Georgia (future overlay for metro Atlanta, over 404/678 and 770/678 areas) More information at: Area Code 470 Phone Number Blocks |
| 478 | Georgia (Macon, Warner Robins, Swainsboro, Wadley, Milledgeville, Perry and central Georgia) More information at: Area Code 478 Phone Number Blocks |
| 678 | Georgia (all of metro Atlanta, overlays both 404 and 770 and in the future 470) More information at: Area Code 678 Phone Number Blocks |
| 706 | Georgia (Augusta, Columbus, Lagrange, Rome, Dalton, Thomaston and northern and west central Georgia), to be overlayed in 2006 despite having two completely separate disconnected parts More information at: Area Code 706 Phone Number Blocks |
| 762 | Georgia (Augusta, Columbus, Lagrange, Rome, Dalton and northern and west central Georgia) Overlay code for area code 706 More information at: Area Code 762 Phone Number Blocks |
| 770 | Georgia (Marietta, Cedartown, and central north Georgia (suburban metro Atlanta) outside Atlanta's Perimeter highway; overlaid by most of 678) More information at: Area Code 770 Phone Number Blocks |
| 912 | Georgia (Savannah, Statesboro, Vidalia, Waycross, Brunswick, Douglas and southeastern Georgia) More information at: Area Code 912 Phone Number Blocks |
