| Business Name | Address | |
| Broome'S Lock Doctor | Po Box 1313 Mason City, IA 50402 |
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| Central Lock & Key | 1400 S Taft Ave Mason City, IA 50401 |
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| Porter'S Towing & Recovery | 15470 300th Ct Mason City, IA 50401 |
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| Abc Lock Svc | Po Box 433 Clear Lake, IA 50428 |
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| Abc Lock Svc | 2209 2nd Ave S Clear Lake, IA 50428 |
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