PTT
Spectralink Corporation
PTT Gaming
DragonMM Gaming
Ptt Mobil
T.C. Posta ve Telgraf Teşkilati Genel Müdürlüğü
Mo PTT
Mottx Co., Ltd.
PTT Cargo
Ptt Communication
GroupTalk Sweden AB
PTTNOW - 免帳號瀏覽與獨家全站搜尋的批踢踢(PTT)
WBW
Zello PTT Walkie Talkie
Zello Inc
Ptt Ekspres Market
Pttem A.Ş.