Library is located in Kastelli community centre.
Sairaalanrinne 5, 90220 Oulu
Tel. 050 576 3510, kastelli.kirjasto(at)ouka.fi
Kastelli self service library has no age limit.
Librarian on the premises Mon-Tue 12-19, Wed-Thu 11-17 and Fri 9-15.
The library opened in 2014 is also Kastelli school library.
Wireless panOULU network, five computers (internet and Microsoft Office software), copy machine.