Effective August 1, 2023, the Postal Service™ will revise Labeling List(s) L007, L009, L012, L014, L606, and L607 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings inducted on or after the August 1, 2023, effective date through the September 30, 2023, expiration date.
Labeling Lists
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L007 5-Digit Scheme — Periodicals, Standard Mail, and Package Services Flats in Bundles
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Deleted
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L009 Mixed ADCs — Periodicals, Package Services Flats and Irregular Parcels, and Standard Mail Flats
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Newly Added
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L012 5-Digit ZIP Scheme Combination
Changes
Newly Added
Deleted
L014 5-Digit ZIP Scheme Combinations for Hubs
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Newly Added
Deleted
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L606 5-Digit Scheme — Standard Mail, First-Class Mail, and Package Services Parcels
Changes
Newly Added
Deleted
L607 3-Digit ZIP Code Sort Option for Drop-Ship Mailers
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Deleted
— Logistics, Network Development, and Support,
Network Operations, 7-27-23