680 / 104.5 KNBR live

KNBR is San Francisco's Sports Leader. It broadcasts on 680 AM — and on 104.5 FM — as "KNBR 680 and 104.5 The Sports Leader", with the slogan "San Francisco's Sports Leader". It is owned by Cumulus Media, and on this page you can listen to KNBR live online, free.

Sports radio

KNBR carries a sports format with Sports USA Radio Network and Westwood One Sports.

Giants and 49ers

KNBR is part of the San Francisco Giants Radio Network and the San Francisco 49ers Radio Network.

A clear-channel giant

KNBR broadcasts on a clear channel from transmitting facilities in Redwood City. Its non-directional 50,000-watt Class A signal can be heard over a very wide area, especially at night.

A 1922 original

KNBR signed on April 17, 1922, as KPO and later became KNBC before taking the KNBR call letters.

Sports, anywhere

Press play and KNBR starts in seconds — on 101, at the ballpark or far from California. The stream on this page carries the same programming you hear on 680 AM.

For the Bay

From Giants summers to Niners Sundays, KNBR has been the Bay Area's sports voice for generations.

How to listen

You can hear KNBR on the radio on 680 AM and 104.5 FM across the Bay Area, but you do not need a radio at all: this page plays the live stream in any browser, on a phone, tablet or computer. Press the play button at the top, wait a second or two for the stream to connect, and keep browsing while it plays — the player stays on as you move between pages. It is ideal for game day or the afternoon drive, and it costs nothing: no account, no subscription and no app to install.

Below the player you will find KNBR's frequency and home city, the genres it plays, answers to common questions and a list of similar stations, so when you want a change you can jump to another station in the same format or the same area with one click.

• 100% free, no sign-up
• Live stream, 24 hours a day
• Listen from anywhere
• Works on phone and computer