Diocese of Nelson was created in 1858.
Roman Catholic Diocese of Nelson was created on 1936-02-22.
The area of Roman Catholic Diocese of Nelson is 124,272 square kilometers.
Diocese of Borgå was created in 1923.
Diocese of Blackburn was created in 1926.
Diocese of Bristol was created in 1897.
Diocese of Hereford was created in 676.
Diocese of Ely was created in 1109.
Diocese of Durham was created in 1000.
Diocese of Recanati was created in 1239.
Diocese of Visby was created in 1572.
Diocese of Nidaros was created in 1068.
Diocese of Cortona was created in 1325.