As part of an overall re-branding and re-formatting effort across several Clear Channel-owned stations in San Francisco, call signs for KKSF, KNEW, and KKGN were changed yesterday. The station formerly known as KKSF, now branded as oldies station 103.7 FM, became KOSF. That left the KKSF call letters available for use by the former KNEW […]
![Call Sign Changes in San Francisco: KKSF to KOSF, KNEW to KKSF, and KKGN to KNEW 103.7 Oldies Changes Call Sign](https://www.radiosurvivor.com/wp-content/uploads/2012/01/103.7Oldies.jpg)