The area code in Manhattan has historically been 212, while the other boroughs use 718. Since July 1999, however, Manhattan now has a second area code—646—while the boroughs now also use 347. It is necessary to dial all 10 numbers when placing a call.
For directory assistance in Manhattan, call 411. For directory assistance in the other boroughs, call 718/555-1212.
Other useful numbers include time (212/ 976-2828), weather (212/976-1212), and wake-up calls (212/540-9253).
© Avalon Travel and Sascha Zuger from Moon New York State, 5th Edition