WBZ may refer to:
- WBZ (AM), the United States' first commercial radio station (1030 AM), originally broadcast from Springfield, Massachusetts, now licensed to Boston, Massachusetts, United States
- WBZ-FM, a radio station (98.5 FM) licensed to Boston, Massachusetts, United States
- WBZ-TV, a television station (channel 30 digital/4 PSIP) licensed to Boston, Massachusetts, United States