Is there a universal key for mailboxes?
CompX National C9100 USPS-L-1172C Mailbox Lock
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Open Jul 21, 2026 - 01:12 PM
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Answer
Jul 21, 2026 - 01:12 PM
No, there is not a universal key for all mailboxes. Most mailboxes use individual locks with unique keys for security, although some systems (like apartment mailboxes) may use a master key held by postal workers or building management.
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CompX National C9100 USPS-L-1172C Mailbox Lock
CompX National C9100 USPS-L-1172C Mailbox Lock This is the new style USPS lock found on modern mailboxes. Please note this lock will only turn clockwise and does not include the cam for the back. Exterior pedestal-mounted neighborhood boxes. Has keyway dust shutter for lock protection. Clip mounted....
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