Area Code 603-815 located in LEE, STRAFFORD, NH, more detail is as below. Place NPA (Numbering Plan Area) : 603 NXX (Local Number Prefix) : 815 City : LEE County : STRAFFORD State : NH (New Hampshire) NXX Use Type : Landline NXX Intro Version : 12/6/2007 FIPS (Federal Information Processing Standards) : 33017 LATA (Local Access Transport Area) : 122 Rate Center : DURHAM ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 03861 Other Information NPANXX : 603815 County Population : 0 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 : TCG NEW JERSEY, INC. - NH OCN (Operating Company Number) : 8299 Coverage Area Name : DURHAM Latitude : 43.1331 Longitude : -70.9221 ‹ previous : 603-814 next › : 603-816 Telephone Number List 603-815-0000 ~ 603-815-9999