National Delivery Planning Standards A Guide for Builders ...

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Dec 21, 2017 · Developers & Builders Guide Page 6 of 15 USPS National Delivery Planning Guide for Builders & Developers Date published 12/21/2017 3.3 USPS Master Access Lock The Postal Service will furnish its own “master access lock” so that carriers have access to deliver the mail. This lock is not available to developers and builders to pre-install.

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