WBZ-TV

Analog: 4 ( VHF , 1948–2009)
Digital: 30 (UHF, 1999–2019)

WBZ-TV
	Boston, Massachusetts; United States;
Channels	Digital: 20 (UHF); Virtual: 4;
Branding	WBZ; WBZ News / CBS News Boston
Programming
Affiliations	4.1: CBS; for others, see § Subchannels;
Ownership
Owner	CBS News and Stations; (CBS Television Licenses LLC);
Sister stations	WSBK-TV
History
First air date	June 9, 1948
Former channel numbers	Analog: 4 (VHF, 1948–2009); Digital: 30 (UHF, 1999–2019);
Former affiliations	NBC (1948–1995); DuMont (secondary, 1948–1953);
Call sign meaning	Taken from WBZ radio
Technical information
Licensing authority	FCC
Facility ID	25456
ERP	922 kW; 1,000 kW (application);
HAAT	388.3 m (1,274 ft)
Transmitter coordinates	42°18′37″N 71°14′12″W / 42.31028°N 71.23667°W
Links
Public license information	Public file; LMS;
Website	www.cbsnews.com/boston/

WBZ-TV (channel 4) is a television station in Boston, Massachusetts, United States. It is owned and operated by the CBS television network via its CBS News and Stations division. Under common ownership with independent station WSBK-TV (channel 38), both stations share studio facilities on Soldiers Field Road in the Allston–Brighton section of Boston; WBZ-TV's transmitter is located on Cedar Street in Needham, Massachusetts, on a tower site that was formerly owned by CBS and is now owned by American Tower Corporation (which is shared with transmitters belonging to sister station WSBK as well as WCVB-TV, WBTS-CD and WGBX-TV).