The post office weighs packages by the ounce. Calculate your postage rate using the international postage price calculator. For a first-class letter to Canada, the first 3.5 ounces of postage costs $1.15. A Priority Mail International Flat Rate envelope costs $31.35 with an expected delivery in six to 10 business days. read more
Send your mail anywhere. Calculate your postage and find your letter size. Send your letters and documents faster, track them and add a creative touch with stamps. read more
First Class Mail to Canada is set at international rates. At a minimum, a letter will cost $1.15 to send. read more