| State | Consortium name | Members | Items | Union cat. name |
| Colo | Colorado Alliance of Research Libraries | 16 Ac. | 14M | Prospector |
| Colo | Colorado Resource Sharing & Information Access | all misc. | ?? | Colo. Virtual Library |
| Conn. | Conn.Statewide Library Catalog (via iConn.org) | 300 misc | 3.5M | reQuest |
| Fla. | Florida Center for Library Automation | 10 Ac. | 12.5M | WebLUIS |
| IL | Illinois Library Computer Systems Organization (ILSCO) | 56 Ac. | 21M | ILLINET |
| IN | Private Academic Library Network of Indiana (PALNI) | 26 Ac. | 2.7M | PALNI |
| Iowa | State of Iowa Libraries Online (SILO) | 600 misc. | 3.5M | SILO |
| La. | Loan System Helpnig Automate Retreival of Kowledge | all public | | Loan Shark |
| Maine | Maine Info Net Statewide catalog | 60+ largest | 6M | Info Net |
| Maine | Maine Academic & Research Initiative for Electronic Resources | 12 Acad. | | URSUS |
| Maine | Maine Info Net Electronic Resources Via Automation (Minerva) | | | MINERVA |
| Md/DC/VA | Washington Research Library Consortium | 8 | 3M | www.aladin.wrlc.org |
| Mich. | Michigan Library Exchange (MiLE) | 160 misc. | 12M | MiLE |
| Minn. | Minnesota Library Information Network | 450 misc. | MnLink |
| Minn. | Minnesota''s Statewide Project for Automated Library Systems | 55 Ac/misc. | 4.5M | MnSCU/PALS |
| Minn. | Cooperating Libraries in Consortium | 15 | | CLIC |
| Mo. | MOBIUS | 50 | 14M | MOBIUS |
| Mo. | Missouri Education and Research Libraries Information Network | 5 Acad. | 6M | MERLIN |
| Nev. | Cooperative Libraries Automated Network | | | Polaris Database |
| N.H. | New Hampshire Automated information System | 176 misc. | 1.2M | NHU-PAC |
| N.Y. | Capital District Library Council | 21 misc. | 2.5M | CaDiLaC Online |
| N.Y. | NYPL Research Libraries Online Catalog | | 5M | CATNYP |
| N.Y. | Research Lib Assn of S. Manhattan/ N.Y. University libraries | 5 acad. | 2M+ | BobCat |
| N.D. | Online Dakota Information Network (ODIN) | 14 Acad+ | ODIN |
| Ohio | OhioLink | 84 | 38M | OhioLink |
| Ore.Wa. | ORBIS-CASCADE Alliance | 26 | 11M/22M | Summit |
| Penn. | Associated College Libraries of Central Pennslyvania | 24 | | www.aclcp.org/catalog.html |
| Penn. | Access Penn. | 2797 misc. | 44M | Access Penn. |
| R.I. | Higher Education Library Information network (HELIN) | 9 acad. | 4.1M | InRhode Library Catalog |
| S.D. | South Dakota Library Network | 70+ misc | 3.6M | SDLN Catalog |
| Utah | Utah''s catalog | misc. | | www.lib.utah.edu/kvk/ |
| Vt. | Vt. Dept. of Libraries catalog | 500 misc | | Vt. DOLCAT |
| Va. | Washington Research Library Consortium | 8 | 3M | www.aladin.wrlc.org |
| DC | Smithsonian Institution Research Information System | | 1.5M | SIRIS |
| W.V. | W. Va. Library Consortium | all misc. | | W.V. Union Catalog |
| Wy. | Wyoming Libraries Database (WYLD) | 80 misc. | | WYLDCAT |
| Wy. | Colorado Alliance of Research Libraries | 16 | 14M | Prospector |
| | | | | |
| | State libraries list | | | |
| | | | | |
