Area Code 603-839 located in FARMINGTON, STRAFFORD, NH, more detail is as below. Place NPA (Numbering Plan Area) : 603 NXX (Local Number Prefix) : 839 City : FARMINGTON County : STRAFFORD State : NH (New Hampshire) NXX Use Type : Landline NXX Intro Version : 10/13/2006 FIPS (Federal Information Processing Standards) : 33017 LATA (Local Access Transport Area) : 122 Rate Center : FARMINGTON ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 03835 Other Information NPANXX : 603839 County Population : 0 Switch CLLI (Common Language Location Identifier) : PTLDMEHXGT2 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 : CRC COMMUNICATIONS OF MAINE, INC. - NH OCN (Operating Company Number) : 651D Coverage Area Name : FARMINGTON Latitude : 43.3872 Longitude : -71.0633 ‹ previous : 603-838 next › : 603-840 Telephone Number List 603-839-0000 ~ 603-839-9999