Area Code 603-915 located in GORHAM, COOS, NH, more detail is as below. Place NPA (Numbering Plan Area) : 603 NXX (Local Number Prefix) : 915 City : GORHAM County : COOS State : NH (New Hampshire) NXX Use Type : Wireless NXX Intro Version : 2002-08-04 FIPS (Federal Information Processing Standards) : 33007 LATA (Local Access Transport Area) : 122 Rate Center : GORHAM ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 03581 Other Information NPANXX : 603915 County Population : 0 Switch CLLI (Common Language Location Identifier) : WLBNNHAXCM1 MSA CBSA (Core Based Statistical Area) : Berlin, NH-VT MSA CBSA Code (Core Based Statistical Area) : 13620 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : BELL ATLANTIC NYNEX MOBILE OCN (Operating Company Number) : 6386 Coverage Area Name : GORHAM Latitude : 44.4018 Longitude : -71.1989 ‹ previous : 603-914 next › : 603-917 Telephone Number List 603-915-0000 ~ 603-915-9999