ˌɔn twˈɛnti ˈeɪt dʒuːlˈaɪ tˈuː θˈaʊzənd nˈaɪntiːn, ˈæftɚ ðə sˈɪdni mˈɛtɹoʊ nɔːɹθwˈɛst ˈoʊpənd ɪn mˈeɪ, bˈʌs ɹˈaʊts ɪnðə hˈɪlz dˈɪstɹɪkt wɜː ɹɪˈoːɹɡɐnˌaɪzd, wɪð sˌʌm sˈɜːvɪsᵻz ɹᵻɹˈaʊɾᵻd tə stˈɑːp æt vˈɛɹiəs sˈɪdni mˈɛtɹoʊ stˈeɪʃənz.
On 28 July 2019, after the Sydney Metro Northwest opened in May, bus routes in the Hills District were reorganised, with some services rerouted to stop at various Sydney Metro stations.