Shipping to Mexico Via the United States Postal Service

The United States Postal Service is a self-supporting federal agency which operates on mail and package shipping not just in the home country but also across the globe. The USPS generates revenue in excess of $6 billion annually, by providing mail and shipping services to millions for both national and international needs. Despite the size and ability of the USPS, they are only capable of handling medium shipments such as regular mail and packages.
International shipping services offered by the USPS has a maximum of 70 pounds (31.82 kilos) depending on the type of delivery options to Mexico which are as follows.
1. Global Express Guaranteed - This delivery option provides the fastest, date-certain delivery service to Mexico with a money-back guarantee. The weight limit for these packages is 70 lbs and the dimensions of the package cannot exceed 46" L x 35" W x 46" H. Price ranges from US$34.95 to US$327.25 depending on the package weight.
2. Express Mail International - Different countries have different weight limits for these packages. Mexico has a limit of 44 lbs. The dimension limits allow up to 36 inches, and 79 in length and girth combined. Money back guarantee are not offered for this option in Mexico. By using this delivery option you can save as much as $50 vs. Global Express Delivery.
3. Priority Mail International - This is the most reliable way to send anything to Mexico or other countries. The weight limit of deliveries to Mexico is the same to that of the Express Mail International but the individual dimensions is limited to 42 inches in length, 79 inches in length plus girth combined. Money back guarantee is not available also. Rates for this option range between $20 and $125, giving it a serious price advantage.
4. First-Class Mail International - This delivery option has the outstanding value for shipping your packages to Mexico with a price range of $1.23 to $16.77 but the weight limit is 64 ounces while the dimension limits is 24 inches long and no more than 36 inches in combined length, height, and depth. No money guarantee.
5. Airmail M-Bags - This delivery options for bags and sacks has a minimum of 11 pounds up to 66 pounds including the tare weight of the sack. Delivery rate starts at $26.95 at the minimum.
It's important to point out that because of the North American Free Trade Agreement, these prices are lower than normal. These prices are only available for shipments from inside the US.