Altice Portugal

==Telefones de Lisboa e Porto==
===1968–1984===
===1984–1992===
==Telecom Portugal==
===1992–1994===
==Portugal Telecom==
===1994–1998===
===1998–2009===
===2009–2018===
==Altice==
===2018–present===
Category:Telecommunications companies in Portugal
Category:Portugal
Category:Telecommunications
Category:Portugal Telecom
Category:Altice