| District of New York area codes: 315 | |
|---|---|
| Country | United States |
| State/Province | New York |
| Major City | Syracuse |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 315-800 | Onondaga | Syracuse, NY | Voxbeam Telecommunications Inc. |
| 315-801 | Oneida | Utica, NY | Teleport Communications Group |
| 315-802 | Onondaga | Syracuse, NY | Xo New York |
| 315-804 | Jefferson | Watertown, NY | Level 3 Communications |
| 315-805 | Onondaga | Skaneateles, NY | Level 3 Communications |
| 315-806 | Oswego | Fulton, NY | New Cingular Wireless PCS - DC |
| 315-807 | Onondaga | Syracuse, NY | Neutral Tandem-new York |
| 315-808 | Onondaga | Camillus, NY | Broadview Networks |
| 315-810 | Onondaga | Tully, NY | Broadvox-clec |
| 315-812 | Wayne | Sodus, NY | Northland Networks |
| 315-813 | Oneida | Blossvale, NY | New Cingular Wireless PCS - DC |
| 315-815 | Madison | Cazenovia, NY | Time Warner Cable Info Svce (new York) LLC-ny |
| 315-816 | Jefferson | Watertown, NY | Cellco Partnership DBA Verizon Wireless |
| 315-818 | Jefferson | Evans Mills, NY | Bandwidth.com Clec |
| 315-820 | Oneida | Camden, NY | Time Warner Cable Info Svce (new York) LLC-ny |
| 315-821 | Oneida | Oriskany Falls, NY | Oriskany Falls Telephone Corp. |
| 315-822 | Herkimer | Winfield, NY | Windstream New York - Fulton |
| 315-823 | Herkimer | Little Falls, NY | Verizon New York |
| 315-824 | Madison | Hamilton, NY | Verizon New York |
| 315-825 | Madison | Hamilton, NY | Verizon New York |
There are 718 prefixes, In the code area, the major cities are Auburn, NY;Rome, NY;Syracuse, NY;Utica, NY;Waterto. The major city is Syracuse.