MicroNet Template Matthews Opera House & Arts Center Categories Attractions/Entertainment/Recreation 612 N. Main St. Spearfish SD 57783-2445 (605) 642-7973 Visit Website Rep/Contact Info Maegan Detlefs × Maegan Detlefs Phone: (605) 642-7973 ext 12 Send an Email Heather Evans × Heather Evans Send an Email Darren Granaas × Darren Granaas Phone: (605) 642-7973 ext 16 Send an Email Share × Print Email Facebook Twitter LinkedIn Tell a Friend ×