There is apportioned to each 25 feet and separate fractional part thereof of frontage on each street in the city, except Palm Court and McKevett Heights, its certain number as described in this subchapter, and in Palm Court and McKevett Heights, each separate lot, irrespective of its frontage, shall be apportioned its certain number as described in this subchapter.
('81 Code, § 12.16.020)