The forms part of the
Province Of Canterbury in
England .
Historically the diocese covered a large area north of the Thames, and bordered the dioceses of
Norwich and
Lincoln to the north and west. The present diocese covers 177 square miles (458 km²), and 17
London boroughs, covering
Greater London north of the
River Thames . This area covers nearly all of the traditional county of
Middlesex . It includes the
City Of London in which lies its cathedral,
St Paul's , and also encompasses Spelthorne that was formerly in Middlesex but is now part of
Surrey .
The diocese is divided into five episcopal areas each of which (except the central one) is the particular responsibility of one the diocese's
Suffragan Bishop s. It is further divided into
Archdeacon ries and
Rural Dean eries, as shown below.
There is a fifth suffragan bishop, the Suffragan Bishop of Fulham, who plays a diocese-wide role similar to that of a
Provincial Episcopal Visitor .