Guides

• New York City's area codes explainedWhy one city hands out numbers in seven area codes, which cover Manhattan and which the other four boroughs, and how splits and overlays brought them about.
• Choosing between 212, 718, 917 and 646What each New York City area code says to callers, and which suits a Manhattan office, a business in the other boroughs, or a number that goes where you go.
• How buying a New York number and porting it worksFrom choosing a number in any of New York City's seven area codes to using it with your own carrier: checkout on Exclusive Digits and the transfer details.