WADK (1540 AM) is a radio station licensed to serve Newport, Rhode Island, United States. The station is owned by 3G Broadcasting, Inc. It airs a news/talk format, with jazz airing each weekend. The station, the first to be built on Aquidneck Island, signed on the air in 1948 and has used the callsign WADK since November 23, 1953. Its broadcast tower has been located off Garfield Street in Newport since 1967.