- Mid-Hudson Library System
 - Brings together the resources of member libraries and their branches in the counties of Columbia, Dutchess, Greene, Putnam, and Ulster. - Pioneer Library System
- Cooperative library system serving public libraries in Livingston, Ontario, Wayne and Wyoming counties.
- Ramapo Catskill Library System
- Rochester Regional Library Council (RRLC)
- Library consortium with member instituions in Livingston, Monroe, Ontario, Wayne, and Wyoming counties.
- Westchester Library System
- New York State Library@
- Organisations
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