The station signed on the air in 2002; 22 years ago (2002). Its original call sign was KTOL.[3] It has always been owned by JYH Broadcasting. The original general manager was Debbie Morton.[4]
KNOB previously aired an alternative rock format branded as "96X". 96X announced on April 9, 2017, that it no longer have a lease to broadcast on 96.7 KNOB.[5][6]
On October 4, 2018, KNOB returned to the air with variety hits, branded as "96.7 Bob FM".[7]