Usps Postage Rates 2024 Increase. Beginning january 2023, market dominant price adjustments will occur twice a year, (e.g. Starting on july 14th, 2024, the us postal service will increase “forever” stamp prices from 68 cents to 73 cents for letters weighing one ounce or less.
Usps ground advantage prices would increase by 5.4 percent, priority mail service prices would increase by 5.7 percent, and priority mail express service. January 2023, july 2023, january 2024, july 2024, etc.).