U.S. Postal Service to temporarily increase prices for holiday season
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USPS Prices Increase Sunday, Jan. 21 : Big Island Now
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Medium Flat Rate Box Price - US Global Mail
U.S. Postal Service Announces New Competitive Prices for 2023
USPS Priority Mail: A Full Breakdown | ShippingEasy
USPS Flat Rate Boxes, Envelopes, & Pricing - EasyPost
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Priority Mail Box - 4 | USPS.com
