Area Code 603-767 located in NORTH HAMPTON, ROCKINGHAM, NH, more detail is as below. Place NPA (Numbering Plan Area) : 603 NXX (Local Number Prefix) : 767 City : NORTH HAMPTON County : ROCKINGHAM State : NH (New Hampshire) NXX Use Type : Wireless NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 33015 LATA (Local Access Transport Area) : 122 Rate Center : DOVER ZIP Code Count : 1 ZIP Code Frequency : 50 ZIP Code : 03862 Other Information NPANXX : 603767 County Population : 0 Switch CLLI (Common Language Location Identifier) : DOVRNHGHCM1 MSA CBSA (Core Based Statistical Area) : Boston-Cambridge-Quincy, MA-NH MSA CBSA Code (Core Based Statistical Area) : 14460 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : NEW CINGULAR WIRELESS PCS, LLC - DC OCN (Operating Company Number) : 4036 Coverage Area Name : DOVER Latitude : 43.1943 Longitude : -70.8765 ‹ previous : 603-767 next › : 603-768 Telephone Number List 603-767-0000 ~ 603-767-9999