Area Code 603-523 located in RUMNEY, GRAFTON, NH, more detail is as below. Place NPA (Numbering Plan Area) : 603 NXX (Local Number Prefix) : 523 City : RUMNEY County : GRAFTON State : NH (New Hampshire) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 33009 LATA (Local Access Transport Area) : 122 Rate Center : CANAAN ZIP Code Count : 47 ZIP Code Frequency : 3 ZIP Code : 03266 Other Information NPANXX : 603523 County Population : 0 Switch CLLI (Common Language Location Identifier) : CANNNHYARS1 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 : NO NEW ENGLAND TEL OP DBA FAIRPOINT COMM - NH OCN (Operating Company Number) : 5113 Coverage Area Name : CANAAN Latitude : 43.6472 Longitude : -72.0131 ‹ previous : 603-523 next › : 603-523 Telephone Number List 603-523-0000 ~ 603-523-9999