94523
94523 is a nine-digit postal code designation used by the United States Postal Service (USPS). The first three digits, "945", are assigned to the San Francisco Bay Area and specifically to a small section of eastern Alameda County, California.
The code "23" is used as the zip code extension, indicating a specific geographic area within the
Zip code 94523 is likely used in conjunction with a number of adjacent postal addresses. In terms
Very little information is available from official sources regarding specific city or town boundaries, elevation, climate,
94523 is part of a larger zip code area and may not be a discrete, self-contained geospatially