| City | Noyack, New York |
|---|---|
| Broadcast area | eastern Long Island, southern Connecticut |
| Slogan | Your Station for NPR News and Classical Music |
| Frequency | 89.9 MHz (also on HD Radio) |
| Translator(s) | See § Translators |
| Format | FM/HD1: News/Talk, Classical Music HD2: Classical Music |
| ERP | 1,900 watts (hor.) 12,000 watts (ver.) |
| HAAT | 109 meters (358 ft) |
| Class | B1 |
| Facility ID | 58516 |
| Transmitter coordinates | 41°06′35.00″N 72°22′5.00″W / 41.1097222°N 72.3680556°W |
| Callsign meaning | SUFfolk County |
| Affiliations | National Public Radio, Public Radio International, American Public Media |
| Owner | Sacred Heart University |
| Sister stations | WSHU (AM), WSHU-FM, WQQQ |
| Website | www |
WSUF (89.9 FM) is a radio station licensed to Noyack, New York and serves the eastern Long Island and New London, Connecticut area. It is owned by Sacred Heart University.
It broadcasts a classical music and news/talk radio format that includes programming from National Public Radio, Public Radio International, and American Public Media. For most of the time, it acts as a full satellite of WSHU, though on Sunday mornings and afternoons it simulcasts WSHU-FM's classical programming.
The station was assigned the WSUF call letters by the Federal Communications Commission on October 1, 1993.