First Class Postage Rates 2024 Increase. Beginning january 2023, market dominant price adjustments will occur twice a year, (e.g. Postal service filed notice with the postal regulatory commission of mailing services price changes to take effect july 14, 2024.

It’s one of several moves to increase revenue,. Washington, dc — today, the united states postal service filed notice with the postal regulatory commission (prc) of mailing services price changes to take effect jan.