Free Philadelphia Library
EPUB 1,371
PDF 616
I listen to audiobooks while driving
MP3 audiobooks 819
WMA audiobooks 3,347
Bucks County Free Library
EPUB 277
PDF 136
I listen to audiobooks while driving
MP3 audiobooks 213
WMA audiobooks 2,973
If you can get ONE library card in Pennsylvania you can get free cards from most of the other Pennsylvania libraries.
Start off with the Free Philadelphia Library card. Thats cheaper.
EDIT - AnemicOak beat me to the punch.