Regional Consortia
- Philadelphia Area Consortium of Special Collections Libraries
Philadelphia, Pennsylvania, United States
- Private Academic Library Network of Indiana
Indianapolis, Indiana, United States
- Reaching Across Illinois Library System
Burr Ridge, Illinois, United States
- Reference and Research Library Resources Systems
Albany, New York, United States
- Rochester Regional Library Council
Rochester, New York, United States
- Rolling Prairie Library System
Decatur, Illinois, United States
- Sailor
Baltimore, Maryland, United States
- San Joaquin Valley Library System
Fresno, California, United States
- SELCO
Rochester, Minnesota, United States
- Shawnee Library System
Carterville, Illinois, United States
- South Central Kansas Library System
South Hutchinson, Kansas, United States
- South Central Research Library Council
Ithaca, New York, United States
- South Dakota's libraries
Spearfish, South Dakota, United States
- Southern Adirondack Library System
Saratoga Springs, New York, United States
- Southwest Florida Library Network
Bonita Springs, Florida, United States
- Suburban Library Cooperative
Clinton Township, Michigan, United States
- Systemwide Digital Library Services
Long Beach, California, United States
- Tampa Bay Library Consortium
Tampa, Florida, United States