Area Code 603-360 located in ORFORD, GRAFTON, NH, more detail is as below. Place NPA (Numbering Plan Area) : 603 NXX (Local Number Prefix) : 360 City : ORFORD County : GRAFTON State : NH (New Hampshire) NXX Use Type : Landline NXX Intro Version : 6/11/2010 FIPS (Federal Information Processing Standards) : 33009 LATA (Local Access Transport Area) : 122 Rate Center : ORFORD ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 03777 Other Information NPANXX : 603360 County Population : 0 MSA CBSA (Core Based Statistical Area) : Lebanon, NH-VT MSA CBSA Code (Core Based Statistical Area) : 30100 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : TOPSHAM COMMUNICATIONS, LLC OCN (Operating Company Number) : 573F Coverage Area Name : ORFORD Latitude : 43.9017 Longitude : -72.1416 ‹ previous : 603-359 next › : 603-361 Telephone Number List 603-360-0000 ~ 603-360-9999