| Business Name | Address | |
| J & A Electric LLC | 519 Locust St Columbia, PA 17512 |
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| John C Paxson | 734 Prospect Rd Columbia, PA 17512 |
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| Hartman Electric | 50 S 8th St Columbia, PA 17512 |
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| L M & S Electrical Contractor | 36 S 4th St Columbia, PA 17512 |
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| Wilco Electric | 701 Prospect Rd Columbia, PA 17512 |
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