Admission to the basilica is free.
Wikipedia https://en.wikipedia.org/wiki/St._Patrick's_Basilica,_Montreal
Official Website http://www.stpatricksmtl.ca/
Email info@stpatricksmtl.ca
Phone +1 (514) 866-7379
Address 454 René Lévesque Blvd. West, H2Z 1A7, Montreal, QC, Canada
Coordinates 45°30'12.786" N -73°33'53.355" E