Area Code 740-858 located in STOUT, ADAMS, OH, more detail is as below. Place NPA (Numbering Plan Area) : 740 NXX (Local Number Prefix) : 858 City : STOUT County : ADAMS State : OH (Ohio) NXX Use Type : Landline NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 39001 LATA (Local Access Transport Area) : 324 Rate Center : PORTSMOUTH ZIP Code Count : 337 ZIP Code Frequency : 13 ZIP Code : 45684 Other Information NPANXX : 740858 Switch CLLI (Common Language Location Identifier) : WPMOOHXARS0 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : FRONTIER NORTH, INC. - OH OCN (Operating Company Number) : 0615 Coverage Area Name : PORTSMOUTH Latitude : 38.7256 Longitude : -83.0434 ‹ previous : 740-857 next › : 740-858 Telephone Number List 740-858-0000 ~ 740-858-9999