Area Code 419-326 located in ADA, HARDIN, OH, more detail is as below. Place NPA (Numbering Plan Area) : 419 NXX (Local Number Prefix) : 326 City : ADA County : HARDIN State : OH (Ohio) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 39065 LATA (Local Access Transport Area) : 326 Rate Center : JENERA ZIP Code Count : 34 ZIP Code Frequency : 7 ZIP Code : 45810 Other Information NPANXX : 419326 County Population : 0 Switch CLLI (Common Language Location Identifier) : JENROHXBRS0 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : FRONTIER NORTH, INC. - OH OCN (Operating Company Number) : 0615 Coverage Area Name : JENERA Latitude : 40.8925 Longitude : -83.7306 ‹ previous : 419-326 next › : 419-326 Telephone Number List 419-326-0000 ~ 419-326-9999