ðə tˈuː θˈaʊzənd sˈɪks stˈeɪt ʌv ˈɔːɹɪdʒˌɪn sˈɪɹiz wʌzðə twˈɛnti fˈɪfθ jˈɪɹ ðætðɪ ˈænjuːəl bˈɛstʌvθɹˈiː sˈɪɹiz ʌv ˌɪntɚstˈeɪt ɹˈʌɡbi lˈiːɡ fˈʊtbɔːl mˈætʃᵻz bᵻtwˌiːn ðə kwˈiːnslənd ænd nˈuː sˈaʊθ wˈeɪlz ɹˌɛpɹᵻzˈɛntətˌɪv tˈiːmz wʌz kəntˈɛstᵻd ɛntˈaɪɚli ˌʌndɚ stˈeɪt ʌv ˈɔːɹɪdʒˌɪn sᵻlˈɛkʃən ɹˈuːlz.
The 2006 State of Origin series was the 25th year that the annual best-of-three series of interstate rugby league football matches between the Queensland and New South Wales representative teams was contested entirely under 'state of origin' selection rules.