The Black Box Belfast T: 028 9024 4400 Events at The Black Box Venue Details A home for live music, theatre, literature, comedy, film, visual art, live art, circus, and cabaret. The Black Box 18-22 Hill Street Cathedral Quarter Belfast Antrim Northern Ireland BT1 2LA Box office: 028 9024 4400 Web: The Black Box JavaScript must be enabled in order for you to use Google Maps. However, it seems JavaScript is either disabled or not supported by your browser. To view Google Maps, enable JavaScript by changing your browser options, and then try again.