| Business | Phone |
| Houston Lighting & Pwr Co Libr Po Box 1700, Houston 77251 | (713) 207-1111 |
| Chevron Texaco Global Library 3901 Briarpark Dr, Houston 77042 | (713) 954-6007 |
| Bonner & Moore Assoc Library 2727 Allen Pkwy 1200, Houston 77019 | (713) 831-9784 |
| Brown & Root Inc Resource Libr 4100 Clinton Dr, Houston 77020 | (713) 676-3373 |
| Browning Ferris Industries 757 N Eldridge Pkwy, Houston 77079 | (281) 870-7011 |
| Chamberlain Hrdlicka Law Libr 1200 Smith St, Houston 77002 | (713) 658-2547 |
| Chevron Petroleum Tech Library 2811 Hayes Rd, Houston 77082 | (281) 596-2026 |
| Christus St Joseph Hospital 1919 La Branch St, Houston 77002 | (713) 757-1000 |
| City Of Houston Legal Library 900 Bagby St, Houston 77002 | (713) 247-1296 |
| Dental Branch Library 6516 M D Anderson Blvd 133, Houston 77030 | (713) 500-4094 |
| Exploration Library 222 Benmar Dr, Houston 77060 | (281) 423-7188 |
| Exxon Mobil Law Library 800 Bell St 1786, Houston 77002 | (713) 656-4383 |
| Fugro Corp Library 6100 Hillcroft St 100, Houston 77081 | (713) 778-5575 |
| Menil Foundation Collect Libr 1511 Branard St, Houston 77006 | (713) 525-9426 |
| Lunar & Planetary Rsrch Libr 3600 Bay Area Blvd, Houston 77058 | (281) 486-2182 |
| Hirsch Museum Fine Arts Libr 1001 Bissonnet St, Houston 77005 | (713) 639-7325 |
| Houston Unit Orthopaedic Libr 6977 Main St, Houston 77030 | (713) 793-3840 |
| Hudson Thrall Library 3601 Fannin St, Houston 77004 | (713) 522-6363 |