SAN FRANCISCO (KTVU) - Starting Saturday, the "415" area code makes way for "628" and that means big changes for phone customers in Marin and San Francisco. Even when dialing within 415 territory, ...

(KTXL) — When telephone lines expanded across the United States, three area codes were established to cover the entire state of California. As the population grew, more area codes were introduced, but ...

San Francisco resisted an area code change, but in the end new phone numbers will no longer come with the 66-year-old 415 prefix. Get ready for 628. “Everyone loves 415,” said Christine Falvey, Mayor ...

A cool coincidence has San Franciscans - and those who love the city - observing an informal local holiday known as 415 Day. On April 15, 1850, San Francisco was officially incorporated as a U.S. city ...