Area Code 671-647 located in HAGATNA, GUAM, GU, more detail is as below. Place NPA (Numbering Plan Area) : 671 NXX (Local Number Prefix) : 647 City : HAGATNA County : GUAM State : GU (None) NXX Use Type : Landline NXX Intro Version : 2002-05-01 FIPS (Federal Information Processing Standards) : 66010 LATA (Local Access Transport Area) : 871 Rate Center : AGANA ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 96932 Other Information NPANXX : 671647 Switch CLLI (Common Language Location Identifier) : TMNGGUAARS0 Time Zone : Guam (GMT +10:00) Observes Daylight Saving Time : No Company : TELEGUAM HOLDINGS, LLC OCN (Operating Company Number) : 3800 Coverage Area Name : AGANA Latitude : 13.4742 Longitude : -144.7478 ‹ previous : 671-646 next › : 671-648 Telephone Number List 671-647-0000 ~ 671-647-9999