Keywords: 1HoustonCenter.JPG Houston Center - served as the headquarters of Lyondell own WhisperToMe Public domain Signs in Houston Houston Center Corporate headquarters in Houston Skyscrapers between 200 and 249 meters in Houston Texas International style in Texas 1970s skyscrapers in Texas Built in Texas in 1978 Skyscrapers opened in 1978 207 meters skyscrapers Black buildings |