| Business Name | Address | |
| Gormley Lock & Key | 71 Myrtle St Methuen, MA 01844 |
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| Dube Lock Co Inc | 61 Essex St Lawrence, MA 01840 |
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| Seacoast Lock & Safe Co Inc | Lawrence, MA 01843 | |
| C & S Lock | 57 Cambridge St Lawrence, MA 01843 |
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| Pats' Key 'N' Lock | 343 S Broadway Salem, NH 03079 |
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