wˌɛn ɐ pˈoʊst ˈɑːfɪs wʌz ɪstˈæblɪʃt ɪn sˈɛntɚ ɡɹˈoʊv ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɛvənti sˈɛvən, wˈɪljəmz sˈʌn mˈɛtkæf wʌz ɐpˈɔɪntᵻd pˈoʊstmæstɚ, ðɪs pˈoʊst ˈɑːfɪs sˈɜːvd ðɪ ˈɛɹiə ʌntˈɪl nˈaɪntiːnhˈʌndɹɪd, wˌɛn ɹˈʊɹɹəl fɹˈiː dᵻlˈɪvɚɹi wʌz ɪstˈæblɪʃt.
When a post office was established in Center Grove in 1877, William's son Metcalf was appointed postmaster, this post office served the area until 1900, when rural free delivery was established.