The US Postal Service said prices will change on January 18 for Express Mail, Priority Mail, Parcel Select, Parcel Return Service and some international shipping products. Overall, shipping services prices will increase an average of 5 percent. The new prices are available at www.usps.com/prices (click "New Shipping Prices" box).
Canada Post will introduce price and service changes to Domestic, USA and International Parcel Services effective January 12, 2009, and will increase fees for options such as the price of Domestic Coverage (Insurance) for loss or damage, and the Collect on Delivery (COD) service.
Link to USPS Price Change information
Link to Canada Post Price Change information