Comments on: MPA Submits Letter to USPS on Proposed Rule for Periodicals Pending Authorization Postage https://www.newsmediaalliance.org/mpa-submits-letter-to-usps-on-proposed-rule-for-periodicals-pending-authorization-postage/ Fri, 01 Jul 2022 14:48:05 +0000 hourly 1 https://wordpress.org/?v=6.4.2