Canada Post WooCommerce Shipping plugin helps Opencart shops to integration Canada Post shipping. This extension helps you to get shipping rates from Canada Post API based on product weight, post code and other relevant details. Based on the postal codes and other parameters, all available shipping services along with the rates are listed for the customers to choose from. This method use port 3000. You will need to enable this port at your server.

CALCULATE SHIPPING RATES DYNAMICALLY
While checking out, a customer is presented with the available shipping services and the rates based on his/her postal code, product weight and dimensions. Customer can choose the best method that matches his requirements and proceed to payment.