Stamps.com is a leading provider of Internet-based postage services. Stamps.com’s online postage service enables small businesses, enterprises, and online retailers to print U.S. Postal Service-approved postage with just a computer, printer and Internet connection, right from their home or office.

This shipping integrates with Stamps.com, offering first-class Domestic and International Services. The shipping cost will be calculated based on the weight of the product and the zip code of the seller and the buyer. The offered domestic services are:-

• USPS First-Class Mail
• USPS Media Mail
• USPS Parcel Post
• USPS Priority Mail
• USPS Priority Mail Express
• USPS Critical Mail
• USPS Parcel Select
• USPS Library Mail

USPS International services:-

• USPS Priority Mail Express International
• USPS Priority Mail International
• USPS First Class Mail International

Provide cost-effective and efficient shipping services to Opencart marketplace vendors. This shipping integrates with Stamps.com, offering first-class Domestic and International Services to customers.

USPS or United States Postal Service is a shipping service provider for Domestic or International shipping. Stamps.com is an online shipping service which integrates with USPS and allows businesses to process and print the shipping labels and USPS stamps through a regular printer.

The Admin can configure the tax class and the weight under this add-on.

After successfully installing the module, and registering on the stamps.com. The admin can now easily configure the module. For this:-

• The admin can set the status of Marketplace USPS shipping as ‘Enabled’ or ‘Disabled’.
• The admin can set the method name for the shipping which appears during checkout to the customers.
• Enter the integration id i.e. configured through Stamps.com.
• The admin has to enter the USPS User ID.
• The user id is configured through Stamps.com.
• The password which is configured through Stamps.com.
• Enter the admin store area zip code.
• The admin can select the specific domestic and international services.
• The admin can select the specific package type and set the minimum required dimension for the same.
• Can select the weight class & tax class for the shipping method.
• Can select a geographic zone from the list for this shipping method.
• Can manage the sort order of the shipping method that is to be displayed during checkout screen.
• Enter the number of days required to deliver the product to the customer.

At the front end, the customers can select the products that they want to purchase and can go for the purchase quickly.

• The user can choose a product and then add it to the cart.
• On adding the products to the cart, the user can view the cart and proceed to checkout.
• The user will have to fill in the billing address and the delivery address details on the checkout page.
• On filling in the delivery details, several delivery options (Domestic or International shipping options) will appear under delivery methods that have been configured by the admin before.
• The shipping options will be available by the delivery address.
• If the delivery address of the customer is of US, then the Domestic Shipping option will display and if other than US then International Shipping option will display.
• At last the user can choose a payment method and proceed to confirm the order