| Business Name | Address | |
| Area Lock & Key | 3704 2nd St Baltimore, MD 21225 |
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| Lock Doctor Inc | 8228 Fort Smallwood Rd Baltimore, MD 21226 |
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| Help Locksmith & Key Svc | 8228 Fort Smallwood Rd Baltimore, MD 21226 |
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| Serio Us Lock | 3327 Hollins Ferry Rd Halethorpe, MD 21227 |
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| Baltimore Door & Frame Co | 2201 Halethorpe Farms Rd Baltimore, MD 21227 |
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