USPS Priority Mail® prices to change effective Sunday, September 7, 2014
| The United States Postal Service will change prices for Priority Mail Services on Sunday, September 7. These changes will affect all customers who mail over-sized large envelopes, flat-rate envelopes, flat-rate boxes and packages. The USPS is introducing substantial reductions to attract customers who ship parcels by ground in the six- to 20-pound range.|
The new rates only apply to Priority Mail. The January 2014 rates for First-Class Mail, Standard Mail, Standard Post, Media Mail, Library Mail, Priority Mail Express and International mail will not change.