Area Code 360-277 located in ALLYN, MASON, WA, more detail is as below. Place NPA (Numbering Plan Area) : 360 NXX (Local Number Prefix) : 277 City : ALLYN County : MASON State : WA (Washington) NXX Use Type : Landline NXX Intro Version : 1997-04-01 FIPS (Federal Information Processing Standards) : 53045 LATA (Local Access Transport Area) : 674 Rate Center : BELFAIR ZIP Code Count : 83 ZIP Code Frequency : 14 ZIP Code : 98524 Other Information NPANXX : 360277 County Population : 0 Switch CLLI (Common Language Location Identifier) : BLFRWA01DS1 MSA CBSA (Core Based Statistical Area) : Shelton, WA MSA CBSA Code (Core Based Statistical Area) : 43220 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : QWEST CORPORATION OCN (Operating Company Number) : 9638 Coverage Area Name : BELFAIR Latitude : 47.4488 Longitude : -122.8226 ‹ previous : 360-276 next › : 360-277 Telephone Number List 360-277-0000 ~ 360-277-9999