Area Code 336-677 located in GRASSY CREEK, ASHE, NC, more detail is as below. Place NPA (Numbering Plan Area) : 336 NXX (Local Number Prefix) : 677 City : GRASSY CREEK County : ASHE State : NC (North Carolina) NXX Use Type : Landline NXX Intro Version : 2001-10-31 FIPS (Federal Information Processing Standards) : 37009 LATA (Local Access Transport Area) : 424 Rate Center : YADKINVL ZIP Code Count : 1 ZIP Code Frequency : 50 ZIP Code : 28631 Other Information NPANXX : 336677 County Population : 0 Switch CLLI (Common Language Location Identifier) : CRTYNCXADS2 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : YADKIN VALLEY TELECOM, INC.-NC OCN (Operating Company Number) : 5418 Coverage Area Name : YADKINVILLE Latitude : 36.0656 Longitude : -80.6406 ‹ previous : 336-677 next › : 336-678 Telephone Number List 336-677-0000 ~ 336-677-9999