WSUF
| Simulcasts WSHU, Westport, Connecticut | |
|---|---|
| 
 | |
| Broadcast area | |
| Frequency | 89.9 MHz (HD Radio) | 
| Programming | |
| Languages | English | 
| Format | Public broadcasting | 
| Subchannels | HD2: Classical music | 
| Affiliations | |
| Ownership | |
| Owner | Sacred Heart University | 
| WSHU, WSHU-FM, WSTC | |
| History | |
| First air date | October 1, 1993 | 
| Call sign meaning | Suffolk County | 
| Technical information | |
| Licensing authority | FCC | 
| Facility ID | 58516 | 
| Class | B1 | 
| ERP | 
 | 
| HAAT | 109 meters (358 ft) | 
| Transmitter coordinates | 41°06′35″N 72°22′5″W / 41.10972°N 72.36806°W | 
| Translator(s) | See § Translators | 
| Links | |
| Public license information  | |
| Website | www | 
WSUF (89.9 FM) is a radio station licensed to Noyack, New York and serves the eastern Long Island and southeastern Connecticut areas. It is owned by Sacred Heart University.
It broadcasts a news/talk radio and classical music format that includes programming from NPR, 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.