| Business Name | Address | |
| Larke'S Lock & Key Svc | Po Box 190 Mahnomen, MN 56557 |
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| Johnson'S Lock & Key | 18550 Us Highway 59 Detroit Lakes, MN 56501 |
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| Lock Doctor | Po Box 454 Lake Park, MN 56554 |
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| Mike'S Lock & Key Svc | 657 2nd Ave Nw Perham, MN 56573 |
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| Perry'S Safe & Lock | 415 4th St W Park Rapids, MN 56470 |
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