ˈoʊʃən pˈɪɹ stˈeɪʃən wʌz ˈoʊpən fɔːɹ sˈɛvɹəl jˈɪɹz æt dˈɑːlfɪn ˈævənˌuː tə ðə nˈɔːɹθ ɪnðə wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd ˈeɪɾi z, lˈaɪkli tə kəmpˈiːt wɪð ɐ kəmpˈɛɾɪɾɚ ðɪ ˈiːstɚn ɹˈeɪlɹoʊdbˈækt bˈɔstən, wˈɪnθɹɑːp ænd ʃˈoːɹ ɹˈeɪlɹoʊd wˌɪtʃ ˈɑːpɚɹˌeɪɾᵻd ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd ˈeɪɾi fˈoːɹ ænd wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd ˈeɪɾi fˈaɪv.
Ocean Pier station was open for several years at Dolphin Avenue  to the north in the 1880s, likely to compete with a competitor – the Eastern Railroad-backed Boston, Winthrop and Shore Railroad – which operated in 1884 and 1885.