| Business | Phone |
| Allegheny Campus Library 808 Ridge Ave, Pittsburgh 15212 | (412) 237-2585 |
| Allegheny Observatory Library 159 Riverview Ave, Pittsburgh 15214 | (412) 321-2400 |
| Bevier Engineering Library 126 Benedum Hall, Pittsburgh 15261 | (412) 624-9620 |
| Buhl Library Of Social Work Hillman Library Fl 1, Pittsburgh 15260 | (412) 648-7716 |
| Business Library 118 Mervis Hall, Pittsburgh 15260 | (412) 648-1669 |
| Chemistry Computer Science Lib 200 Alumni Hall, Pittsburgh 15260 | (412) 624-8294 |
| Grace Library 3333 5th Ave, Pittsburgh 15213 | (412) 578-6139 |
| Graduate School Library Posvar Hall # 1g12ww, Pittsburgh 15260 | (412) 648-7575 |
| Gumberg Library 600 Forbes Ave, Pittsburgh 15219 | (412) 396-6000 |
| Hellman Library 3960 Forbes Ave # 271, Pittsburgh 15213 | (412) 648-7710 |
| Henry Clay Frick Library Schenley Dr, Pittsburgh 15260 | (412) 648-2410 |
| Hunt Library 5000 Forbes Ave, Pittsburgh 15213 | (412) 268-2446 |
| Jennie King Mellon Library Woodland Rd, Pittsburgh 15232 | (412) 365-1245 |
| Mathematics Library 430 Thackeray Hall, Pittsburgh 15260 | (412) 624-8205 |
| Mellon Institute Library 4400 5th Ave, Pittsburgh 15213 | (412) 268-3171 |
| Physics Geology Planetary Libr 208 Old Engineering Hall, Pittsburgh 15260 | (412) 624-8770 |
| School Of Nursing Library 4900 Friendship Ave, Pittsburgh 15224 | (412) 578-5556 |
| School-Library & Info Sciences 135 N Bellefield Ave, Pittsburgh 15213 | (412) 624-4710 |
| Theodore M Finney Music Libr 28b Music Building, Pittsburgh 15260 | (412) 624-4130 |