Wilkinsburg Public Library is a Public library. This library is affiliated with the library system that serves Wilkinsburg, PA. The collection of the library contains 58,506 volumes. The library circulates 109,154 items per year. The library serves a population of 15,930 residents .

Annie Halenbake Ross Library is a Public library. This library is affiliated with Annie Halenbake Ross Library . The collection of the library contains 78,558 volumes. The library circulates 157,375 items per year. The library serves a population of 39,238 residents .

Rosenbach Museum and Library is a Public library. This library is affiliated with Free Library of Philadelphia .

Donora Public Library is a Public library. This library is affiliated with Donora Public Library . The collection of the library contains 26,207 volumes. The library circulates 8,037 items per year. The library serves a population of 9,727 residents .

Cumberland County Library System is a Public library. This library is affiliated with Cumberland County Library System . The collection of the library contains 518,300 volumes. The library circulates 2,504,103 items per year. The library serves a population of 244,731 residents .

Butler County Federated Library System is a Public library. This library is affiliated with the library system that serves Butler County, PA. The collection of the library contains 14,431 volumes. The library circulates 21,694 items per year. The library serves a population of 75,218 residents .

Lawrence County Federated Library System is a Public library. This library is affiliated with Lawrence County Federated Library System .

Upper Chichester Library is a Public library. This library is affiliated with Upper Chichester Library . The library serves a population of 16,842 residents .

Green Free Library is a Public library. This library is affiliated with Green Free Library . The collection of the library contains 22,497 volumes. The library circulates 11,690 items per year. The library serves a population of 6,124 residents .

Delaware County Library System is a Public library. This library is affiliated with Delaware County Library System . The collection of the library contains 1,400,000 volumes. The library circulates 2,150,000 items per year. The library serves a population of 550,000 residents .