| Business Name | Address | |
| A B & Lee'S Locksmith | 30020 Adams Dr Rockwood, MI 48173 |
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| Monroe Lock & Safe Co | 221 N Monroe St Monroe, MI 48162 |
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| Downriver Safe & Lock Co | 12798 Superior St Southgate, MI 48195 |
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| American Lock & Key Svc | 14366 Eureka Rd Southgate, MI 48195 |
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| Gateway Locksmith | Taylor, MI 48180 | |