ðɪ ɐsˌoʊsɪˈeɪʃən ʌv mjuːnˈɪsɪpˈælᵻɾiz ʌv ɑːntˈæɹɪˌoʊ wʌz kɹiːˈeɪɾᵻd θɹuː ðə mˈɜːdʒɚ ænd ɹˌiːkˌɑːnstɪtˈuːʃən ʌvðɪ ɑːntˈæɹɪˌoʊ mjuːnˈɪsɪpəl ɐsˌoʊsɪˈeɪʃən ænd ðɪ ɑːntˈæɹɪˌoʊ ɐsˌoʊsɪˈeɪʃən ʌv mˈeɪɚz ænd ɹˈiːvz ˌɔn dʒˈuːn twˈɛnti tˈuː, nˈaɪntiːnhˈʌndɹɪd sˈɛvənti tˈuː.
The Association of Municipalities of Ontario was created through the merger and reconstitution of the Ontario Municipal Association and the Ontario Association of Mayors and Reeves on June 22, 1972.