Hours Of Operations Matheson Tri-Gas California Newark 94560 Matheson Tri-Gas Hours of Operation and Location in Newark, CA 94560 4.1 - 76 votes 5600 Mowry School Rd, #310, Newark, CA 94560 (510) 771-0101 Get Directions Matheson Tri-Gas Hours Category: Home & Garden Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore NewarkView More Apparel Ross Dress for LessBurlington Coat FactoryBig LotsCarharttCarter's Sports VansLady Foot LockerOnce Upon A Child24 Hour FitnessZumiez Jewelry Burlington Coat FactoryZalesKay JewelersShiekh ShoesPiercing Pagoda Recommend For You Ferrellgas A Nails A+ Roofing A & A Locksmith Central Computers Computers Incorporated Solutions Incorporated Technology Solutions A & P Food Store A Dollar