WIUV is an online radio station in Castleton, Vermont.

The station signed on the air in 1976 at 91.3 MHz with an ERP of 230 watts from a transmitter located on campus.

On May 1, 2019, WIUV shut down its FM station and began broadcasting exclusively online.

WIUV rebranded as "Castleton Internet Radio.

"[2] The Vermont State Colleges system concurrently returned the WIUV license to the Federal Communications Commission,[3] which cancelled it on May 22, 2019.