Rugby Football Union was created in 1871.
Bush Rugby Football Union was created in 1890.
Southland Rugby Football Union was created in 1887.
Rugby Football Union for Women was created in 1994.
Niue Rugby Football Union was created in 1952.
Buller Rugby Football Union was created in 1894.
Auckland Rugby Football Union was created in 1883.
Japan Rugby Football Union was created in 1926.
Taranaki Rugby Football Union was created in 1885.
Canterbury Rugby Football Union was created in 1879.
Horowhenua-Kapiti Rugby Football Union was created in 1893.
Wairarapa Bush Rugby Football Union was created in 1971.