Rugby Football Union was created in 1871.
Bush Rugby Football Union was created in 1890.
Niue Rugby Football Union was created in 1952.
Buller Rugby Football Union was created in 1894.
Japan Rugby Football Union was created in 1926.
Auckland Rugby Football Union was created in 1883.
Canterbury Rugby Football Union was created in 1879.
Southland Rugby Football Union was created in 1887.
Rugby Football Union for Women was created in 1994.
Taranaki Rugby Football Union was created in 1885.
Wairarapa Bush Rugby Football Union was created in 1971.
West Coast Rugby Football Union was created in 1890.