| Business Name | Address | |
| Acton Lock/Whitmarsh Lock | 2 Blueberry Ln Gloucester, MA 01930 |
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| Ipswich Whitmarsh Lock & Safe | 2 Blueberry Ln Gloucester, MA 01930 |
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| Earl'S Lock Shop | 311 1/2 Main St Gloucester, MA 01930 |
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| Sudbury Whitmarsh Lock & Safe | 2 Blueberry Ln Gloucester, MA 01930 |
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| Heritage Lock & Safe | 33 Cherry St Gloucester, MA 01930 |
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