Big Boy Restaurant Menu > 1 Location in Diamond Bar 4.3 based on 143 votes Name Address Phone Address and Phone Big Boy Restaurant - Diamond Bar - California 21090 Cool Springs Dr (909) 595-9170 Big Boy Restaurant Hours in Nearby Cities Baker Bakersfield Barstow Calimesa Colton Downey Glendale Hesperia Moreno Valley Norco Northridge Santa Paula People Also Viewed Domino's Pizza 2.9 1 Pizza Hut 3.7 1 Del Taco 3.4 1 Taco Bell 3.6 1 El Pollo Loco 3.4 1 Chili's 3.9 1 Jack in the Box 3.3 2 Subway 3.5 2 McDonald's 3.2 2 Starbucks 3.2 4 You May Also Like King's Pizza Menu 4.9 Dragon House Menu 4.6 Peking Garden Menu 4.3 Moxie Java Menu 4.8 Amigos Menu 4.9 Filippi's Pizza Grotto Menu 4.7 Lock Stock & Barrel Menu 4.5 Los Compadres Menu 4.4 Pizza Schmizza Menu 4.7 Village Cafe Menu 4.4