Area Code 336-346 located in GREENSBORO, GUILFORD, NC, more detail is as below. Place NPA (Numbering Plan Area) : 336 NXX (Local Number Prefix) : 346 City : GREENSBORO County : GUILFORD State : NC (North Carolina) NXX Use Type : Landline NXX Intro Version : 2000-06-13 FIPS (Federal Information Processing Standards) : 37081 LATA (Local Access Transport Area) : 424 Rate Center : GREENSBORO ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 27401 Other Information NPANXX : 336346 County Population : 0 Switch CLLI (Common Language Location Identifier) : GNBPNCEMDS0 MSA CBSA (Core Based Statistical Area) : Greensboro-High Point, NC MSA CBSA Code (Core Based Statistical Area) : 24660 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : NUVOX COMMUNICATIONS OCN (Operating Company Number) : 8660 Coverage Area Name : GREENSBORO Latitude : 36.0748 Longitude : -79.7810 ‹ previous : 336-345 next › : 336-347 Telephone Number List 336-346-0000 ~ 336-346-9999