Area Code 336-553 located in GREENSBORO, GUILFORD, NC, more detail is as below. Place NPA (Numbering Plan Area) : 336 NXX (Local Number Prefix) : 553 City : GREENSBORO County : GUILFORD State : NC (North Carolina) NXX Use Type : Landline NXX Intro Version : 1998-05-18 FIPS (Federal Information Processing Standards) : 37081 LATA (Local Access Transport Area) : 424 Rate Center : GREENSBORO ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 27403 Other Information NPANXX : 336553 County Population : 0 Switch CLLI (Common Language Location Identifier) : GNBONCPHDS2 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 : DELTACOM, INC. - NC OCN (Operating Company Number) : 4620 Coverage Area Name : GREENSBORO Latitude : 36.0748 Longitude : -79.7810 ‹ previous : 336-553 next › : 336-554 Telephone Number List 336-553-0000 ~ 336-553-9999