Labeling List Changes Effective June 1, 2026
Effective June 1, 2026, the Postal Service™ will revise Labeling List(s) L007, L012, L014, L015, L016, L201, 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, 2026, effective date through July 31, 2026, expiration date. The changes will be published in the Postal Bulletin, Issue #22702.
April 27, 2026
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