Y100 100.3 FM live

Y100 is a country station for San Antonio. It broadcasts as KCYY on 100.3 FM and is owned by Cox Media Group, with studios and offices on Datapoint Drive in San Antonio. Its slogan is "San Antonio's New Country Leader". On this page you can listen to Y100 live online, free.

Country music

KCYY plays country music — today's hits and the artists leading the format.

HD Radio

The HD2 channel carries classic country from sister station KKYX.

A long history

The station signed on June 25, 1966, as KBER-FM. It carried several call signs — including KSAQ, KZZY, KCCW and KLLS — before becoming KCYY. The call letters stand for "Country Y100".

Sister stations

Sister stations include KISS-FM, KKYX, KONO, KONO-FM, KSMG and KTKX.

For San Antonio

From the River Walk to the suburbs and the Hill Country towns beyond, Y100 is the country station for the commute, the job site and the weekend.

Y100, anywhere

Press play and Y100 starts in seconds — at work, at home or far from South Texas. The stream on this page carries the same country you hear on 100.3 FM.

How to listen

You can hear Y100 on the radio on 100.3 FM across San Antonio, 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 a workday or the drive home, and it costs nothing: no account, no subscription and no app to install.

Below the player you will find Y100'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