Area Code 810-798 located in ALLENTON, SAINT CLAIR, MI, more detail is as below. Place NPA (Numbering Plan Area) : 810 NXX (Local Number Prefix) : 798 City : ALLENTON County : SAINT CLAIR State : MI (Michigan) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 26147 LATA (Local Access Transport Area) : 340 Rate Center : ALMONT ZIP Code Count : 64 ZIP Code Frequency : 3 ZIP Code : 48002 Other Information NPANXX : 810798 Switch CLLI (Common Language Location Identifier) : ALMTMIXGDS1 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 : FRONTIER NORTH, INC. - MI OCN (Operating Company Number) : 0695 Coverage Area Name : ALMONT Latitude : 42.9218 Longitude : -83.0461 ‹ previous : 810-798 next › : 810-798 Telephone Number List 810-798-0000 ~ 810-798-9999