Area Code 740-203 located in DELAWARE, DELAWARE, OH, more detail is as below. Place NPA (Numbering Plan Area) : 740 NXX (Local Number Prefix) : 203 City : DELAWARE County : DELAWARE State : OH (Ohio) NXX Use Type : Landline NXX Intro Version : 1999-10-13 FIPS (Federal Information Processing Standards) : 39041 LATA (Local Access Transport Area) : 324 Rate Center : DELAWARE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 43015 Other Information NPANXX : 740203 Switch CLLI (Common Language Location Identifier) : CLMCOHIBDS0 MSA CBSA (Core Based Statistical Area) : Columbus, OH MSA CBSA Code (Core Based Statistical Area) : 18140 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : TW TELECOM OF OHIO LLC - OH OCN (Operating Company Number) : 7460 Coverage Area Name : DELAWARE Latitude : 40.3033 Longitude : -83.0688 ‹ previous : 740-202 next › : 740-204 Telephone Number List 740-203-0000 ~ 740-203-9999