The college closed down in 1987 after over 150 years of serving the northern Catholic dioceses of England.

Of the northern Arabian dioceses, Mashmahig is last mentioned around 650, and Dairin, Oman (Beth Mazunaye), Hagar and Hatta in 676.

As pastoral education developed in the northern dioceses the college made a partnership with the Northern Ordination Course and the Yorkshire Ministry Course (from 1996).

They were allotted the northern dioceses of Dacia and Thrace, the land was to remain under Roman sovereignty, but the Visigoths were considered autonomous.

From its opening in 1931 until the 1970s Thrikkunnathu Seminary was a notable Malankara teaching facility for clergy in the northern dioceses of the Indian Orthodox Church.

Pompallier was to retain control of the northern diocese centred on Auckland.

The northern diocese used the Tromsø Cathedral as its headquarters, but the new diocese in the south didn't have its own cathedral.

The largest numbers of Catholic refugees came from the two northern dioceses with the highest percentage of Catholics in Vietnam.

In Cividale in the northern Italian diocese of Aquilegia, Lawrence was born sometime before 1250.

Thirty or forty otherwise unattested bishops of this period are mentioned in the Book of Governors, and it is the prime source for the existence of the northern Mesopotamian diocese of Salakh.