Area Code 937-377 located in WINCHESTER, ADAMS, OH, more detail is as below. Place NPA (Numbering Plan Area) : 937 NXX (Local Number Prefix) : 377 City : WINCHESTER County : ADAMS State : OH (Ohio) NXX Use Type : Landline NXX Intro Version : 1996-10-15 FIPS (Federal Information Processing Standards) : 39001 LATA (Local Access Transport Area) : 328 Rate Center : RUSSELLVL ZIP Code Count : 57 ZIP Code Frequency : 10 ZIP Code : 45697 Other Information NPANXX : 937377 Switch CLLI (Common Language Location Identifier) : RLVLOHXBRS0 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : FRONTIER NORTH, INC. - OH OCN (Operating Company Number) : 0615 Coverage Area Name : RUSSELLVILLE Latitude : 38.8674 Longitude : -83.7896 ‹ previous : 937-376 next › : 937-377 Telephone Number List 937-377-0000 ~ 937-377-9999