It is common to hear the term, "Oakland Hills" to refer to that section of the Berkeley Hills that runs along the east side of Oakland; but, as a proper name or recognized toponym, it is technically incorrect.
It is common to hear the term, "Oakland Hills" to refer to that section of the Berkeley Hills. This section of the Berkeley Hills runs along the east side of Oakland. But it is technically incorrect. This is as a proper name. This is as recognized toponym.