| Business Name | Address | |
| Margarita Electric | PO Box 713 Santa Margarita, CA 93453 |
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| Arroyo Grande Electric | Arroyo Grande, CA 93420 |
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| H M Hart Electric | 4970 Huasna Townsite Rd Arroyo Grande, CA 93420 |
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| Calder Electric | 121 W Branch St # B Arroyo Grande, CA 93420 |
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| Lavery Electric | Arroyo Grande, CA 93420 |
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