USPS has filed notice with the Postal Regulatory Commission (PRC) requesting a price increase that, if approved, will apply a 6.8% increase to letters and flats, and would take effect Aug. 29, 2021.
The proposed Mailing Services price changes include:
| Product | Current Prices | Planned Prices |
| Letters (1 oz.) | 55 cents | 58 cents |
| Letters additional ounce(s) | 20 cents | 20 cents (unchanged) |
| Letters (metered 1 oz.) | 51 cents | 53 cents |
| Domestic Postcards | 36 cents | 40 cents |
| Flats (1 oz.)
Outbound International Letters |
$1.00
$1.20 |
$1.16
$1.30 |
More information can be found here: https://about.usps.com/newsroom/national-releases/2021/0528-usps-proceeds-with-request-for-postal-rate-change.htm