Area code 603 - Wikipedia
Area code 603 is the sole area code for the U.S. state of New Hampshire in the North American Numbering Plan (NANP). It was created as one of the original 86 numbering plan areas in October 1947.
603 Area Code - Map, Phone Lookup, Time Zone - Wirefly
Area code 603 serves the state of New Hampshire. This area code was assigned on January 1st, 1947. On January 1st, 1947 it went into service. 603 is a General Purpose Code. Dialing pattern for local calls within the same NPA (area code) is 7D.
603 area code — information, time zone, map - World Time Clock …
603 is an area code located in the state of New Hampshire, US. The largest city it serves is Manchester. Find out where 603 area code zone from, which states, counties and cities it covers. Get the most exact information on time zones here.
603 Area Code - Location, Time, Map, Cities and Census Data - ZIP-Codes.com
2025年1月1日 · Area Code 603 is located in New Hampshire. It covers 163 cities, including Manchester, Nashua, Concord, Dover, and Rochester. It also covers 10 counties, including Hillsborough County, Rockingham County, Grafton County, …
Area Code 603 - Map, time zone, and phone lookup - CallerCenter
About area code 603: location, common spam callers, related area codes, and more. Includes 603 reverse phone lookup to identify spam callers.
603 Area Code - Location, Map, Current Time, Prefixes
Area code 603 is located in New Hampshire. Get the area’s map, cities covered, current time, prefixes, and dialing instructions.
Area code 603 - Simple English Wikipedia, the free encyclopedia
Area code 603 is an area code for New Hampshire. It was one of the first area codes created in 1947. It currently covers the entire state of New Hampshire, making it one of the longest area codes to cover the entire state without being split or overlaid.
Area Code 603
Lookup information on Area Code 603 - get demographic, NPA NXX, and other data by area code
Area Code 603 - New Hampshire - Zipdatamaps
Area Code 603 Map and Data. Area Code 603 Profile. Area Code: 603: State: New Hampshire: Current Time in Area Code 603: 603> EST: Timezone: Eastern Standard Time: Regional Market Area: Northern New Hampshire Region Southern New Hampshire Region: Metro Area(s) Berlin, NH Concord, NH Keene, NH Laconia, NH Lebanon, NH-VT Manchester-Nashua, NH:
603 Area Code New Hampshire: Phone Format, NPA-NXX Data
Discover everything about New Hampshire's 603 area code: phone number format, NPA-NXX data, time zone, and coverage areas. Essential info for calls to central New Hampshire.
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