ɪn nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi sˈɪks fˈʌɡəlbˌækən stˈeɪʃən bᵻtwˌiːn ɡˈɑːdθɐbsvˌeɪ ænd nɔɹˈɛbɹoʊ ˈoʊpənd, ænd ɚɹˈaʊnd nˈaɪntiːnhˈʌndɹɪd fˈoːɹɾi vˈænloʊs stˈeɪʃən wʌz ɹᵻbˈɪlt kəmplˈiːtli æz pˈɑːɹt ʌvðɪ ᵻlˌɛktɹɪfɪkˈeɪʃən ʌvðə fɹˈɛdɚɹˌɪksʌnd lˈaɪn, bˌʌt ðɪs dɪdnˌɑːt sɪɡnˈɪfɪkəntli ɐfˈɛkt ˌɑːpɚɹˈeɪʃənz ɔnðə fɹˈɛdɚɹˌɪksbɜːɡ lˈaɪn.
In 1936 Fuglebakken station between Godthåbsvej and Nørrebro opened, and around 1940 Vanløse station was rebuilt completely as part of the electrification of the Frederikssund line, but this did not significantly affect operations on the Frederiksberg line.