 In 1957, the Fresno AM dial consisted of KMJ (NBC) 580, KBIF 900, KFRE (CBS) 940, KEAP 980, KYNO (MBS) 1300, KMAK 1340, KARM (ABC) 1430, and KGST 1600 (cf.Fresno Bee Radio Log).KMAK was 1340 from 1953-88 then KKAM from 1988 to 1992.