April 27, 1988 Commercial Breaks – KCST (NBC, San Diego)
NBC/WFIE Commercial Breaks August 1997
NBC commercial breaks - October 29, 1978 (pt. 1)
NBC commercial break - January 1, 1984
NBC Commercial Breaks (August 4, 1979)
NBC January 4, 1971 Commercial Break
NBC Local Commercial Break Filler (2024 Chimes)
NBC Sports Chicago Commercial Breaks #3 (January 8, 2023)
KNBC NBC 4: April 3, 2006 Commercial Break
NBC Commercial Breaks (November 25, 1984)
NBC Commercial Break (November 25th, 2021)
NBC Commercial Breaks - February 27, 2009
2022 Commercials Vol. 280 (NBC - November 24)
2024 Commercials Vol. 429 (NBC - December 4)
NBC Commercial Breaks - February 14, 2009
NBC chimes during commercial break
NBC-TV Commercial Breaks - November 30th, 1993
WSLS-10 (NBC) Commercial Breaks: August 12, 2001 part 1
NBC TV commercial breaks - December 29, 1974
NBC Commercial Breaks - August 5, 2007
