Effective June 1, 2023, the Postal Service™ will revise Labeling List(s) L007, L011, L012, and L606 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings inducted on or after the June 1, 2023, effective date through the July 31, 2023, expiration date.
Labeling Lists
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L007 5-Digit Scheme — Periodicals, Standard Mail, and Package Services Flats in Bundles
Changes
Newly Added
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L011 Non-NDC/ASF Entry — Periodicals and Standard Mail Letters
Changes
* * * * *
L012 5-Digit ZIP Scheme Combination
Changes
Newly Added
Deleted
* * * * *
L606 5-Digit Scheme — Standard Mail, First-Class Mail, and Package Services Parcels
* * * * *
Newly Added
Deleted
— Logistics, Network Development, and Support,
Network Operations, 5-18-23
