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USA Cities & Listing Area Codes

Welcome to our directory of area codes by city across the United States. This page allows you to quickly locate the area code for any U.S. city, providing an easy reference for those looking to identify or verify phone codes. Browse through the cities listed below to find detailed area code information tailored to each location.

USA Cities & Area Codes

New Berlin (WI)
New Berlin, Wisconsin, located in Waukesha County, is a city with a rich historical backdrop. Establ…
New Bern (NC)
New Bern, located in Craven County, North Carolina, is a city rich in history and significance. Esta…
New Braunfels (TX)
New Braunfels, Texas, located in Comal and Guadalupe counties, was founded in 1845 by German settler…
New Brighton (MN)
New Brighton, Minnesota, located in Ramsey County, is a suburban city that lies approximately five m…
New Britain (CT)
New Britain, Connecticut, is a city located in Hartford County with a rich industrial history. Estab…
New Brunswick (NJ)
New Brunswick, New Jersey, serves as a significant urban center in Middlesex County, with a populati…
New Castle (PA)
New Castle, located in Lawrence County, Pennsylvania, is a city with a rich historical tapestry and …
New City (NY)
New City is the principal hamlet and the county seat of Rockland County, New York. Established in th…
New Haven (CT)
New Haven, Connecticut, founded in 1638, is one of the oldest cities in the United States and serves…
New Hope (MN)
New Hope is a city located in Hennepin County, Minnesota, as part of the Twin Cities metropolitan ar…
New Iberia (LA)
New Iberia, located in Louisiana’s Iberia Parish, serves as a significant cultural hub in the southe…
New London (CT)
New London, Connecticut, located at the mouth of the Thames River, is a coastal city with a rich mar…
  • How do I find the area code for a specific U.S. city?

    Simply scroll through our city listings or use the search feature to find the city you’re looking for. Each city entry includes the area code(s) that correspond to that location.

  • Do some cities have multiple area codes?

    Yes, larger cities or those in regions with high demand often have multiple area codes. This allows for a greater number of phone numbers within the same geographic area and helps accommodate growth in highly populated locations.

  • Why might a city’s area code change or gain additional codes?

    Area codes are added or changed as cities grow and require more phone numbers. This often results in overlay codes or splits, where new area codes are introduced alongside existing ones to ensure adequate numbering for all residents and businesses.