Area Code 603-487 located in LYNDEBOROUGH, HILLSBOROUGH, NH, more detail is as below. Place NPA (Numbering Plan Area) : 603 NXX (Local Number Prefix) : 487 City : LYNDEBOROUGH County : HILLSBOROUGH State : NH (New Hampshire) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 33011 LATA (Local Access Transport Area) : 122 Rate Center : NEW BOSTON ZIP Code Count : 43 ZIP Code Frequency : 3 ZIP Code : 03082 Other Information NPANXX : 603487 County Population : 0 Switch CLLI (Common Language Location Identifier) : NBTNNHHPRS1 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 Company : NO NEW ENGLAND TEL OP DBA FAIRPOINT COMM - NH OCN (Operating Company Number) : 5113 Coverage Area Name : NEW BOSTON Latitude : 42.9785 Longitude : -71.6950 ‹ previous : 603-486 next › : 603-487 Telephone Number List 603-487-0000 ~ 603-487-9999