Oxford University Press 415-544-9200
North American Area code 415 is the Californian telephone area code for San Francisco and its northern suburbs in Marin County (across the Golden Gate Bridge).
2 Communities in the 415 area code
2.1 City & County of San Francisco
2.2 Marin County
2.3 San Mateo County
3 See also
5 External links
History[edit source | edit]
415 was one of the original three area codes in California, established in 1947. It originally covered central California, south of area code 916 and north of area code 213. It stretched from Sacramento in the north to Bakersfield in the south.
San Francisco County - Population 805,235
San Mateo County - Population 718,451
Marin County - Population 252,409
Point Reyes Station