ɪn tˈuː θˈaʊzənd sˈɪks, tˌiːˈɛf ˈɛl lˈɑːntʃt lˈʌndən ˌoʊvɚɡɹˈaʊnd, ɐ sˈɪmɪlɚ bˌʌt mˈoːɹ kˌɑːmpɹihˈɛnsɪv skˈiːm ɪn nˈɔːɹθ lˈʌndən ˌʌnɹᵻlˈeɪɾᵻd tʊ ˌoʊvɚɡɹˈaʊnd nˈɛtwɜːk.
In 2006, TfL launched London Overground, a similar but more comprehensive scheme in north London unrelated to Overground Network.