Hours Of Operations Matheson Tri-Gas Texas San Antonio 78219 Matheson Tri-Gas Hours of Operation and Location in San Antonio, TX 78219 4.4 - 143 votes 3453 N I-35, San Antonio, TX 78219 (210) 225-0615 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 San AntonioView More Apparel Sam's ClubCostcoMarshallsTJ MaxxRoss Dress for Less Sports CostcoTargetSports AuthorityBass Pro ShopsSheplers Jewelry Sam's ClubCostcoMarshallsHobby LobbyBurlington Coat Factory Recommend For You Pepco Ferrellgas Toys R Us A Healing Touch A Helping Hand A La Mode A Lasting Impression A Locksmith Service A Nails A New Image