Effective September 1, 2018, the Postal Service™ will revise Labeling List(s) L001, L006, L007, L012, L015, 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 September 1, 2018, effective date through the October 31, 2018, expiration date.
L000 General Use
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L001 5-Digit Scheme — Periodicals, Standard Mail, and Package Services Flats and Irregular Parcels
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Deleted
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L006 5-Digit FSS Scheme — Periodicals, Standard Mail, and Package Services Flats in Bundles
Changes
Newly Added
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L007 5-Digit Scheme — Periodicals, Standard Mail, and Package Services Flats in Bundles
Changes
Newly Added
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L012 5-Digit ZIP Scheme Combination
Changes
Newly Added
Deleted
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L015 3-Digit ZIP Code Prefix Groups — ADC Package Services Optional Sortation
Changes
Newly Added
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L606 5-Digit Scheme — Standard Mail, First-Class Mail, and Package Services Parcels
Changes
Newly Added
Deleted
— Logistics, Network Development, and Support,
Network Operations, 8-16-18
