WTAI

WTAI may refer to:


 * WTAI (FM), a radio station (88.9 FM) licensed to Union City, Tennessee, United States
 * WLZR, a radio station (1560 AM) originally licensed in Eau Gallie, Florida, United States which held the call sign WTAI from 1968 to 1997.
 * Wireless Telephony Applications Interface in the List of telephony terminology
 * A collection of telephony specific extensions for call and feature control mechanism that make advanced mobile network services available to users
 * Where the Action Is television show