Area Code 248-504 located in SOUTHFIELD, OAKLAND, MI, more detail is as below. Place NPA (Numbering Plan Area) : 248 NXX (Local Number Prefix) : 504 City : SOUTHFIELD County : OAKLAND State : MI (Michigan) NXX Use Type : Landline NXX Intro Version : 1999-05-10 FIPS (Federal Information Processing Standards) : 26125 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 : 48076 Other Information NPANXX : 248504 County Population : 0 Switch CLLI (Common Language Location Identifier) : SFLDMIDNDS0 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 : LEVEL 3 COMMUNICATIONS, LLC - MI OCN (Operating Company Number) : 6120 Coverage Area Name : SOUTHFIELD Latitude : 42.4739 Longitude : -83.2246 ‹ previous : 248-504 next › : 248-505 Telephone Number List 248-504-0000 ~ 248-504-9999