WKRO was an AM radio station located in Cairo, Illinois. It's now "silent" as broadcasting was ceased by Stratemeyer Media in 2013. The station was assigned the AM frequency of 1490 by the Federal Communications Commission in late 1941 and began broadcasting with a power of 250 watts in February 1942. According to Broadcasting Yearbook, the station raised its daytime power to 1000 watts around 1975. The original station owner was Oscar Hirsch. Mr.