Area Code 248-231 located in NORTHVILLE, WAYNE, MI, more detail is as below. Place NPA (Numbering Plan Area) : 248 NXX (Local Number Prefix) : 231 City : NORTHVILLE County : WAYNE State : MI (Michigan) NXX Use Type : Wireless NXX Intro Version : 1998-08-14 FIPS (Federal Information Processing Standards) : 26163 LATA (Local Access Transport Area) : 340 Rate Center : NORTHVILLE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 48167 Other Information NPANXX : 248231 County Population : 0 Switch CLLI (Common Language Location Identifier) : BTWOMIBICM4 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 : NEW CINGULAR WIRELESS PCS, LLC - IL OCN (Operating Company Number) : 6534 Coverage Area Name : NORTHVILLE Latitude : 42.4324 Longitude : -83.4823 ‹ previous : 248-230 next › : 248-232 Telephone Number List 248-231-0000 ~ 248-231-9999