Area Code 603-457 located in NEW BOSTON, HILLSBOROUGH, NH, more detail is as below. Place NPA (Numbering Plan Area) : 603 NXX (Local Number Prefix) : 457 City : NEW BOSTON County : HILLSBOROUGH State : NH (New Hampshire) NXX Use Type : Landline NXX Intro Version : 1999-02-27 FIPS (Federal Information Processing Standards) : 33011 Rate Center : PORTSMOUTH ZIP Code Count : 2 ZIP Code Frequency : 50 ZIP Code : 03070 Other Information NPANXX : 603457 County Population : 0 Switch CLLI (Common Language Location Identifier) : MNCHNHN1FF2 MSA CBSA (Core Based Statistical Area) : Manchester-Nashua, NH MSA CBSA Code (Core Based Statistical Area) : 31700 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Latitude : None Longitude : None ‹ previous : 603-457 next › : 603-458 Telephone Number List 603-457-0000 ~ 603-457-9999
