ˌɛfˈɛm nˈaɪnhˈʌndɹɪd sˈɛvənti θɹˈiː kəntˈɪnjuːz nˈɔːɹθ ˌɪntʊ wˈɪljəmsən kˈaʊnti bᵻfˌoːɹ ɹˈiːtʃɪŋ ɪts nˈɔːɹðɚn tˈɜːmɪnəs æt jˌuːˈɛs sˈɛvənti nˈaɪn ɪn tˈeɪlɚ.
FM 973 continues north into Williamson County before reaching its northern terminus at  US 79 in Taylor.