The greater San Francisco area is specifically referred to as the "Bay Area". When I see "San Francisco", it is not unreasonable for me to assume you are only

The greater San Francisco area is specifically referred to as the "Bay Area". When I see "San Francisco", it is not unreasonable for me to assume you are only talking about San Francisco. If you were to refer to the surrounding areas of Oakland and San Jose as San Francisco, you would potentially upset those residents. https://en.wikipedia.org/wiki/San_Francisco_Bay_Area https://en.wikipedia.org/wiki/San_Francisco_Bay_Area