bᵻfˌoːɹ tˈuː θˈaʊzənd sˈɛvən ðə lˈaɪn wʌz mˈeɪnli sˈɜːvd baɪ sˈɜːvɪs ˈeɪtʃ fɹʌm nˈaɪntiːnhˈʌndɹɪd sˈɛvənti tˈuː tə nˈaɪntiːnhˈʌndɹɪd sˈɛvənti nˈaɪn ænd ɐɡˈɛn fɹʌm nˈaɪntiːnhˈʌndɹɪd nˈaɪnti θɹˈiː tə tˈuː θˈaʊzənd sˈɛvən — ðˈɛn bˌiːɪŋ ðɪ ˈɔːlstˈɑːp sˈɜːvɪs ˌɔn ðɪs lˈaɪn, ænd bˈiː fɹʌm nˈaɪntiːnhˈʌndɹɪd sˈɛvənti nˈaɪn tə nˈaɪntiːnhˈʌndɹɪd nˈaɪnti θɹˈiː.
Before 2007 the line was mainly served by service H (from 1972 to 1979 and again from 1993 to 2007 — then being the all-stop service on this line), and B (from 1979 to 1993).