1. Praxair Welding Gas and Supply Store 1804 Burlington St, Columbia, MO 65202 Coordinate: 38.97074,-92.30882 Phone: (573) 474-9528
2. Praxair 2202 Nelwood Dr, Columbia, MO 65202 Coordinate: 38.97432,-92.29701 Phone: (949) 639-2000