The North American Numbering Plan Administration has divided the state of New York into twelve numbering plan areas (NPAs) with a total of 19 area codes.
| NPA | Year | Current region |
|---|---|---|
| 212 | 1947 | New York City: Manhattan only; overlays with 332, 646, and 917 |
| 315 | 1947 | Syracuse, Utica, Watertown, and north central New York; overlaid by 680. |
| 329 | 2023 | Poughkeepsie, Middletown, Newburgh, West Point, Goshen and southeastern New York; overlay of 845 |
| 332 | 2017 | New York City: Manhattan only; overlays with 212, 646, and 917 |
| 347 | 1999 | New York City: all except Manhattan; overlays with 718, 917, and 929 |
| 363 | 2023 | Nassau County; overlay of 516 |
| 516 | 1951 | Nassau County; overlaid with 363 as of January 2023 |
| 518 | 1947 | Albany, Glens Falls, Plattsburgh, Saratoga Springs and northeastern New York; overlaid by 838 |
| 585 | 2001 | Rochester, Batavia, Wellsville and western New York |
| 607 | 1954 | Binghamton, Elmira, Ithaca, Bath, Norwich, and south central New York |
| 631 | 1999 | Suffolk County; overlaid by 934 |
| 646 | 1999 | New York City: Manhattan only; overlays with 212, 332, and 917 |
| 680 | 2017 | Syracuse, Utica, Watertown, and north central New York; overlay of 315 |
| 716 | 1947 | Buffalo, Dunkirk-Fredonia, Olean, Jamestown, Niagara Falls, Tonawanda and western New York; will be overlaid by 624 in 2024 |
| 718 | 1984 | New York City: all except Manhattan; overlays with 347, 917, and 929 |
| 838 | 2017 | Albany, Glens Falls, Plattsburgh, Saratoga Springs and northeastern New York; overlay of 518 |
| 845 | 2000 | Poughkeepsie, Middletown, Newburgh, West Point, Goshen and southeastern New York; overlaid by 329 in 2023 |
| 914 | 1947 | Westchester County |
| 917 | 1992 | New York City: all; overlays with 212, 332, 347, 646, 718, and 929 |
| 929 | 2011 | New York City: all except Manhattan; overlays with 347, 718, and 917 |
| 934 | 2016 | Suffolk County; overlay of 631[1] |