Effective June 1, 2019, the Postal Service™ will revise Labeling List(s) L001, L006, L012, and L606 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings that are inducted on or after the June 1, 2019, effective date through the July 31, 2019, expiration date.
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L001 5-Digit Scheme — Periodicals, Standard Mail, and Package Services Flats and Irregular Parcels
Changes
Newly Added
Deleted
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L006 5-Digit FSS Scheme - Periodicals, Standard Mail, and Package Services Flats in Bundles
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Newly Added
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L012 5-Digit ZIP Scheme Combination
Changes
Newly Added
Deleted
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L606 5-Digit Scheme — Standard Mail, First-Class Mail, and Package Services Parcels
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Deleted
— Logistics, Network Development, and Support,
Network Operations, 5-9-19
