Where to donate used books?

I have 68 books I want to give away, preferably to underfunded schools or libraries in low-income neighborhoods, but I also might donate some to prison libraries.

The books are for varying ages – a few for children learning to read, some for middle school age, but most are novels aimed for highschool & above.

If anyone knows of some schools or libraries in need of books please comment! I tried googling to find names of underfunded schools but the results were flooded with all the HISD drama going on so I couldn’t find much. I did find this about donating to prison libraries so if anyone has experience with that please comment too.