Area Code 248-317 located in TROY, OAKLAND, MI, more detail is as below. Place NPA (Numbering Plan Area) : 248 NXX (Local Number Prefix) : 317 City : TROY County : OAKLAND State : MI (Michigan) NXX Use Type : Wireless NXX Intro Version : 1999-05-10 FIPS (Federal Information Processing Standards) : 26125 LATA (Local Access Transport Area) : 340 Rate Center : ROYAL OAK ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 48085 Other Information NPANXX : 248317 County Population : 0 Switch CLLI (Common Language Location Identifier) : SFLDMICTCM2 MSA CBSA (Core Based Statistical Area) : Detroit-Warren-Livonia, MI MSA CBSA Code (Core Based Statistical Area) : 19820 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : USA MOBILITY WIRELESS, INC. OCN (Operating Company Number) : 6630 Coverage Area Name : ROYAL OAK Latitude : 42.4834 Longitude : -83.1372 ‹ previous : 248-316 next › : 248-317 Telephone Number List 248-317-0000 ~ 248-317-9999