Area Code 937-223 located in DAYTON, MONTGOMERY, OH, more detail is as below. Place NPA (Numbering Plan Area) : 937 NXX (Local Number Prefix) : 223 City : DAYTON County : MONTGOMERY State : OH (Ohio) NXX Use Type : Landline NXX Intro Version : 1996-10-15 FIPS (Federal Information Processing Standards) : 39113 LATA (Local Access Transport Area) : 328 Rate Center : DAYTON ZIP Code Count : 56 ZIP Code Frequency : 3 ZIP Code : 45423 Other Information NPANXX : 937223 Switch CLLI (Common Language Location Identifier) : DYTNOH2222J MSA CBSA (Core Based Statistical Area) : Dayton, OH MSA CBSA Code (Core Based Statistical Area) : 19380 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : AMERITECH OHIO OCN (Operating Company Number) : 9321 Coverage Area Name : DAYTON Latitude : 39.7603 Longitude : -84.1947 ‹ previous : 937-223 next › : 937-223 Telephone Number List 937-223-0000 ~ 937-223-9999