King's College Hospital RFC was created in 1869.
Kings Norton RFC was created in 1923.
Westminster Hospital RFC was created in 1897.
Charing Cross Hospital RFC was created in 1875.
Terenure College RFC was created in 1940.
College Rifles RFC was created in 1897.
Blackrock College RFC was created in 1882.
St. George's Hospital Medical School RFC was created in 1863.
University College Cork RFC was created in 1872.
Ennis RFC was created in 1923.
Crumlin RFC was created in 1880.
Pontypool RFC was created in 1901.
Selkirk RFC was created in 1877.