Area Code 912-392 located in SPRINGFIELD, EFFINGHAM, GA, more detail is as below. Place NPA (Numbering Plan Area) : 912 NXX (Local Number Prefix) : 392 City : SPRINGFIELD County : EFFINGHAM State : GA (Georgia) NXX Use Type : Landline NXX Intro Version : 6/24/2008 FIPS (Federal Information Processing Standards) : 13103 LATA (Local Access Transport Area) : 440 Rate Center : SPRINGFLD ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 31329 Other Information NPANXX : 912392 MSA CBSA (Core Based Statistical Area) : Savannah, GA MSA CBSA Code (Core Based Statistical Area) : 42340 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : PLANTERS COMMUNICATIONS, LLC - GA OCN (Operating Company Number) : 692E Coverage Area Name : SPRINGFIELD Latitude : 32.3675 Longitude : -81.3202 ‹ previous : 912-390 next › : 912-393 Telephone Number List 912-392-0000 ~ 912-392-9999