| Business Name | Address | |
| Jefferson State Lock & Key | 9513 S State Highway 3 Callahan, CA 96014 |
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| M & K Lock Svc | 65 Mill St Weed, CA 96094 |
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| Karen'S Siskiyou Lock Shop | 417 Chestnut St Mt Shasta, CA 96067 |
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| Dick'S Lock Svc | 4605 Hart Ave Dunsmuir, CA 96025 |
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| Dobby'S Lock Shop | 931 S Main St Yreka, CA 96097 |
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