HomePhiladelphiaBuildings in PhiladelphiaThree Logan Square Three Logan Square Quick Facts City Philadelphia Country United States of America Year 1991 Floors 55 Surface 120 774 m2 / 1 300 000 ft2 Realization Architect Kling Lindquist Partnership Engineers CBM Engineers Building Info Alias Bell Atlantic ToweVerizon Towe Address 1717 Arch street Status Completed