There are numerous institutions, both private and public, that provide courses of Polish language to foreigners. So if you are interested in learning Polish, you have a wide range of schools to choose from.
The School of Polish Language and Culture of Silesia is an institution of the University of Silesia that provides various courses of Polish language. Please find below contact details of the school:
Plac Sejmu Śląskiego 1
40-032 Katowice
T: 32 251 29 91
T: 32 200 94 24
http://sjikp.us.edu.pl/oszkole_k/oszkole_en.html
szkola@us.edu.pl
Private language schools also provide courses of Polish language to foreigners.
So if you look for this kind of course, please use Internet search machine and enter “język polski dla obcokrajowców w Katowicach”.