Area Code 603-872 located in CENTER BARNSTEAD, BELKNAP, NH, more detail is as below. Place NPA (Numbering Plan Area) : 603 NXX (Local Number Prefix) : 872 City : CENTER BARNSTEAD County : BELKNAP State : NH (New Hampshire) NXX Use Type : Landline NXX Intro Version : 10/30/2009 FIPS (Federal Information Processing Standards) : 33001 LATA (Local Access Transport Area) : 122 Rate Center : GLNTNIRWRS ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 03225 Other Information NPANXX : 603872 County Population : 0 MSA CBSA (Core Based Statistical Area) : Laconia, NH MSA CBSA Code (Core Based Statistical Area) : 29060 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : IDT AMERICA CORP - NH OCN (Operating Company Number) : 314C Coverage Area Name : GILMANTON IRON WORKS Latitude : 43.4185 Longitude : -71.2964 ‹ previous : 603-871 next › : 603-873 Telephone Number List 603-872-0000 ~ 603-872-9999