Area Code 603-697 located in CENTER CONWAY, CARROLL, NH, more detail is as below. Place NPA (Numbering Plan Area) : 603 NXX (Local Number Prefix) : 697 City : CENTER CONWAY County : CARROLL State : NH (New Hampshire) NXX Use Type : Landline NXX Intro Version : 1999-05-10 FIPS (Federal Information Processing Standards) : 33003 Rate Center : BARTLETT ZIP Code Count : 1 ZIP Code Frequency : 50 ZIP Code : 03813 Other Information NPANXX : 603697 County Population : 0 Switch CLLI (Common Language Location Identifier) : MNCHNHN1FF2 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Latitude : None Longitude : None ‹ previous : 603-697 next › : 603-698 Telephone Number List 603-697-0000 ~ 603-697-9999