| Business | Phone |
| Jim The Plumber 114 Island Dr, Mathis 78368 | (361) 547-0160 |
| Jim The Plumber Mesquite Acres, Mathis 78368 | (361) 547-0000 |
| Marshall & Marshall Co 24621 County Road 350, Mathis 78368 | (361) 547-2600 |
| San Patricio Plumbing 22014 County Road 1718, Mathis 78368 | (361) 547-6747 |