| Business Name | Address | |
| A-1 Lock & Key | 4941 Dawson Dr Oakley, CA 94561 |
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| Quality Locksmith | 5413 Rushingwood Ct Antioch, CA 94531 |
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| Valley Locksmith Svc | 4217 Valley Ave Antioch, CA 94509 |
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| Delta Lock Key & Safe | 9 E 16th St Antioch, CA 94509 |
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| Advanced Locksmiths | Po Box 278 Antioch, CA 94509 |
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