Area Code 336-320 located in MOUNT AIRY, SURRY, NC, more detail is as below. Place NPA (Numbering Plan Area) : 336 NXX (Local Number Prefix) : 320 City : MOUNT AIRY County : SURRY State : NC (North Carolina) NXX Use Type : Landline NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 37171 LATA (Local Access Transport Area) : 424 Rate Center : RED BRUSH ZIP Code Count : 837 ZIP Code Frequency : 87 ZIP Code : 27030 Other Information NPANXX : 336320 County Population : 0 Switch CLLI (Common Language Location Identifier) : RDBSNCXA320 MSA CBSA (Core Based Statistical Area) : Mount Airy, NC MSA CBSA Code (Core Based Statistical Area) : 34340 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : SURRY TELEPHONE MEMBERSHIP CORP. OCN (Operating Company Number) : 0503 Coverage Area Name : MOUNT AIRY Latitude : 36.4841 Longitude : -80.6936 ‹ previous : 336-320 next › : 336-321 Telephone Number List 336-320-0000 ~ 336-320-9999