Metropolitan
Magistrát města Ostravy
Prokešovo náměstí 8
729 30 Ostrava
On the non-urgent green line you can 24 hours report troubles or damages on public beneficial devices, f.ex. damaged benches, ticket automats, timetables, street lights out of order or traffic signals on crossings, troubles with distribution or water nets, impassable pavements, untreated green. Citizens can report black dump, found dead animals and other things there, too.