ɪts pɹˈɛdᵻsˌɛsɚ, ðə bʌlɡˈɛɹiən pˈoʊsts ænd tˌɛlᵻkəmjˌuːnɪkˈeɪʃənz kˈʌmpəni, wʌz fˈaʊndᵻd æz ðə bʌlɡˈɛɹiən pˈoʊsts ænd tˈɛlᵻɡɹˌæfz ˈæftɚ ðə lˌɪbɚɹˈeɪʃən ʌv bʌlɡˈɛɹiə fɹʌm ˈɑːɾəmən ɹˈuːl, æz ðə pɹəvˈɪʒənəl ɹˈʌʃən ɐdmˌɪnɪstɹˈeɪʃən hˈændᵻd ˌoʊvɚɹ ˈɔːl pˈoʊst ænd tˈɛlᵻɡɹˌæf ˈɑːfɪsᵻz tə ðə nˈuːli ɹᵻstˈoːɹd bʌlɡˈɛɹiən stˈeɪt ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɛvənti nˈaɪn.
Its predecessor, the Bulgarian Posts and Telecommunications company, was founded as the Bulgarian Posts and Telegraphs after the Liberation of Bulgaria from Ottoman rule, as the provisional Russian administration handed over all post and telegraph offices to the newly restored Bulgarian state in 1879.