| Business Name | Address | |
| Rodriguez Electric Plumbing | 1605 State Highway 16 Zapata, TX 78076 |
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| E & E Electrical Plumbing | N Highway 83 & 22nd Ave Zapata, TX 78076 |
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| Martinez Electrical Svc | 1813 Glenn St Zapata, TX 78076 |
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| Pena's Electric & Supply | 3000 S Us Highway 83 Zapata, TX 78076 |
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| South Texas Electric Coop Inc | Farm 2098 Spur Falcon Heights, TX 78545 |
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