Rugby Football Union was created in 1871.
Auckland Rugby Football Union was created in 1883.
Japan Rugby Football Union was created in 1926.
Canterbury Rugby Football Union was created in 1879.
Rugby Football Union for Women was created in 1994.
Wanganui Rugby Football Union was created in 1888.
Bush Rugby Football Union was created in 1890.
Niue Rugby Football Union was created in 1952.
Buller Rugby Football Union was created in 1894.
Taranaki Rugby Football Union was created in 1885.
Poverty Bay Rugby Football Union was created in 1890.
North Otago Rugby Football Union was created in 1904.