Where a ZIP code contains more than one climate region, local jurisdictions may, at their discretion, designate a single climate zone within the ZIP code as applying to the entire ZIP code. The following list of Climate Zone assignments by ZIP code is provided for the convenience of local jurisdictions electing to take this approach. The Bay Area — the priciest region in the country — had 14 ZIP codes in Santa Clara County on the list as well as 10 in San Mateo, eight in Marin, six in Contra Costa, five in San Francisco Overview of the San Francisco Area, California (Metro Area). Cities; Counties; ZIP Codes; Elementary School Districts; Secondary School Districts San Francisco 49ers; San Francisco Giants; Golden State Warriors; Raiders; Between 2012 and fall 2019, median mortgage payments increased on average 56 percent among all Bay Area ZIP codes Across California, 91 ZIP codes appeared on the list. (Last year it was 82, and the year before that 77.) And of those 91 ZIP codes, 55 are located in the Bay Area. The coastal areas of the San Francisco Bay, from San Bruno all the way around to Oakland International Airport and parts of Alameda, are also in flood risk zones. An estimated 465,000 people ZIP codes: 94558, 94559, 94581. Area code: 707: FIPS code: 06-50258: List of cities and towns in the San Francisco Bay Area; Napa Valley AVA; Napa Valley Register The Air District is asking the public to not burn wood in their fireplaces, woodstoves or outdoor fire pits through the New Year’s holiday to keep air quality from becoming unhealthy. Learn More. Bay Area Air District statement on MRC. December 26, 2023. Dr. Philip Fine, executive officer of the District, has offered a statement on the recent CbASzM.