Area Code 248-277 located in NORTHVILLE, WAYNE, MI, more detail is as below. Place NPA (Numbering Plan Area) : 248 NXX (Local Number Prefix) : 277 City : NORTHVILLE County : WAYNE State : MI (Michigan) NXX Use Type : Landline NXX Intro Version : 1998-08-14 FIPS (Federal Information Processing Standards) : 26163 LATA (Local Access Transport Area) : 340 Rate Center : NORTHVILLE ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 48167 Other Information NPANXX : 248277 County Population : 0 Switch CLLI (Common Language Location Identifier) : BRHMMIBD7MD 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 : AT&T LOCAL OCN (Operating Company Number) : 7421 Coverage Area Name : NORTHVILLE Latitude : 42.4324 Longitude : -83.4823 ‹ previous : 248-276 next › : 248-278 Telephone Number List 248-277-0000 ~ 248-277-9999