PorterHouse Steakhouse Share: Restaurants & Bars PorterHouse Steakhouse 60 E 3rd Ave. San Mateo, CA 94401 (650) 579-5911 About Map About A gorgeous steakhouse with a Bar & Lounge that specializes in Dry Aged Steaks. Our butcher dry ages beef In-House up to 70 days. We have two private banquet rooms for events and celebrations. What's Nearby? Distance: 5 10 15 20 25 50 mi.