DXVB-TV (channel 21) is a commercial television station of Philippine television network GTV, owned by Citynet Network Marketing and Productions, a subsidiary of GMA Network Inc. Its transmitter is located at Brgy. Cabatangan, Zamboanga City.
DXVB-TV's feed is broadcast on DXLA-TV digital subchannel operates on UHF channel 41 (635.143 MHz) and broadcasts on the following subchannels: