Area Code 603-451 located in MILAN, COOS, NH, more detail is as below. Place NPA (Numbering Plan Area) : 603 NXX (Local Number Prefix) : 451 City : MILAN County : COOS State : NH (New Hampshire) NXX Use Type : Landline NXX Intro Version : 1999-10-13 FIPS (Federal Information Processing Standards) : 33007 Rate Center : MILAN ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 03588 Other Information NPANXX : 603451 County Population : 0 Switch CLLI (Common Language Location Identifier) : MNCHNHN1FF2 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 Latitude : None Longitude : None ‹ previous : 603-449 next › : 603-452 Telephone Number List 603-451-0000 ~ 603-451-9999
