Area Code 704-546 located in OLIN, IREDELL, NC, more detail is as below. Place NPA (Numbering Plan Area) : 704 NXX (Local Number Prefix) : 546 City : OLIN County : IREDELL State : NC (North Carolina) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 37097 LATA (Local Access Transport Area) : 422 Rate Center : HARMONY ZIP Code Count : 136 ZIP Code Frequency : 8 ZIP Code : 28660 Other Information NPANXX : 704546 Switch CLLI (Common Language Location Identifier) : HRMYNCXARS0 MSA CBSA (Core Based Statistical Area) : Statesville-Mooresville, NC MSA CBSA Code (Core Based Statistical Area) : 44380 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : YADKIN VALLEY TELEPHONE MEMBERSHIP CORP. OCN (Operating Company Number) : 0511 Coverage Area Name : HARMONY Latitude : 35.9578 Longitude : -80.7705 ‹ previous : 704-546 next › : 704-546 Telephone Number List 704-546-0000 ~ 704-546-9999