25 LARGEST DOWNTOWN OFFICE BUILDINGS.(Pittsburgh, Pennsylvania)(Statistical Data Included)

 
                   25 LARGEST DOWNTOWN OFFICE BUILDINGS 
                       (Ranked by total square feet) 
    Name                                          Total square feet/ 
    Address                                           Square feet 
    Leasing agent phone/Year built/Year renovated available for tease 
 1. USX Tower                                          2,336,272 
    600 Grant St., Pittsburgh 15219                     120,000 
    (412) 261-9940 / 1970 / NA 
 2. One Mellon Bank Center                             1,525,514 
    500 Grant St., Pittsburgh 15219                     14,074 
    (412) 391-2600 / 1983 / NA 
 3. 525 William Penn Place                              942,757 
    (Three Mellon Bank Center)                          300,000 
    525 William Penn Way, Pittsburgh 15219 
    (412) 391-2600 / 1949 / 1986 
 4. One Oxford Centre                                   932,223 
    301 Grant St., Pittsburgh 15219                     34,047 
    (412) 261-1500 / 1983 / NA 
 5. One PPG Place [1]                                   899,823 
    Market Square and Fourth Avenue,                    46,000 
    Pittsburgh 15222 (412) 281-0100 / 1983 / NA 
 6. Gimbels Landmark [2]                                790,000 
    339 Sixth Ave., Pittsburgh 15219                    430,000 
    (412) 281-9000 / 1912 / 1999 
 7. Fifth Avenue Place                                  737,000 
    120 Fifth Ave., Pittsburgh 15222                    30,000 
    (412) 471-9500 / 1988 / NA 
 8. One PNC Plaza                                       663,654 
    501 Wood St., Pittsburgh 15222                         0 
    (412) 762-4844 / 1972 / 1995 
 9. CNG Tower                                           622,838 
    625 Liberty Ave., Pittsburgh 15222                  27,000 
    (412) 471-9990 / 1988 / NA 
10. One Oliver Plaza                                    618,000 
    210 Sixth St., Pittsburgh 15222                     549,814 
    (412) 281-0100 / 1968 / 1999 
11. Two PNC Plaza                                       612,409 
    620 Liberty Ave., Pittsburgh 15222                     0 
    (412) 762-1898 / 1974 / NA 
12. Two Mellon Bank Center (Union Trust) [3]            594,982 
    501 Grant St., Pittsburgh 15219                     13,872 
    (412) 391-2600 / 1916 / 1986 
13. Federal Courthouse/Post Office                      553,194 
    Grant Street and Seventh Avenue,                       0 
    Pittsburgh 15219 (412) 644-3340 / 1933 / NA 
14. Moorhead Federal Building                           520,234 
    1000 Liberty Ave., Pittsburgh 15222                    0 
    (412) 644-3340 / 1964 / NA 
15. Liberty Center                                      515,000 
    1001 Liberty Ave., Pittsburgh 15222                 31,082 
    (412) 391-2600 / 1987 / NA 
16. Penn Avenue Place                                   481,022 
    501 Penn Ave., Pittsburgh 15222                     22,977 
    (412) 261-0200 / 1892 / 1997 
17. Henry W. Oliver Building                            471,000 
    535 Smithfield St., Pittsburgh 15222                 1,600 
    (412) 281-8070 / 1910 / NA 
18. Grant Building                                      440,000 
    310 Grant St., Pittsburgh 15219                     31,000 
    (412) 288-3980 / 1928 / 1981 
19. 11 Stanwix Street                                   426,533 
    (former Westinghouse Building)                      12,000 
    11 Stanwix St., Pittsburgh 15222 
    (412) 471-9500 / 1970 / 1998 
20. Four Gateway Center                                 421,388 
    444 Liberty Ave., Pittsburgh 15222                  18,500 
    (412) 392-6000 / 1960 / 1984 
21. The Gulf Tower                                      407,000 
    707 Grant St., Pittsburgh 15219                     39,794 
    (412) 391-2600 / 1932 / 1981 
22. Three Gateway Center                                368,172 
    401 Liberty Ave., Pittsburgh 15222                  41,000 
    (412) 392-6000 / 1952 / 1985 
23. Regional Enterprise Tower                           361,576 
    (former Alcoa Building)                             120,000 
    425 Sixth Ave., Pittsburgh 15219 
    (412) 281-9200 / 1952 / NA 
24. Koppers Building …