Area Code 317-999 located in INDIANAPOLIS, MARION, IN, more detail is as below. Place NPA (Numbering Plan Area) : 317 NXX (Local Number Prefix) : 999 City : INDIANAPOLIS County : MARION State : IN (Indiana) NXX Use Type : Landline NXX Intro Version : 6/22/2011 FIPS (Federal Information Processing Standards) : 18097 LATA (Local Access Transport Area) : 336 Rate Center : INDIANAPLS ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 46282 Other Information NPANXX : 317999 County Population : 0 MSA CBSA (Core Based Statistical Area) : Indianapolis-Carmel, IN MSA CBSA Code (Core Based Statistical Area) : 26900 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : E.COM TECHNOLOGIES, LLC - IN OCN (Operating Company Number) : 5099 Coverage Area Name : INDIANAPOLIS Latitude : 39.7714 Longitude : -86.1583 ‹ previous : 317-998 next › : 318-200 Telephone Number List 317-999-0000 ~ 317-999-9999