Want to know what time it is? These days, it's as easy as looking at your phone. But before the digital age, Bay Area residents could dial POP-CORN or 767-2676 to hear a woman's recorded voice giving the time. Bay Curious unpacks the human history of this now obsolete telephone service.

Additional Reading:

•  You Used To Be Able to Call POP-CORN And Get the Time. What Happened To That?

Reported by Christopher Beale. Bay Curious is made by Olivia Allen-Price, Katrina Schwartz, Suzie Racho and Katie McMurran. Additional support from Erika Aguilar, Jessica Placzek, Kyana Moghadam, Paul Lancour, Carly Severn, Ethan Lindsey, Vinnee Tong and Don Clyde.