A series of league expansions and division realignments have occurred since the merger, thus making the current total of 16 teams in each conference.
ɐ sˈɪɹiz ʌv lˈiːɡ ɛkspˈænʃənz ænd dᵻvˈɪʒən ɹˌiːɐlˈaɪnmənts hæv əkˈɜːd sˈɪns ðə mˈɜːdʒɚ, ðˈʌs mˌeɪkɪŋ ðə kˈɜːɹənt tˈoʊɾəl ʌv sˈɪkstiːn tˈiːmz ɪn ˈiːtʃ kˈɑːnfɹəns.