The New Zealand Post Group offers services to help New Zealand run, connecting people, businesses and communities. This plugin lets you offer New Zealand Post rates to your customers which are pulled directly from their API.

When a customer enters their shipping information, the cost of the order’s shipping is calculated using the weight and dimensions of the product(s). This returns the correct shipping rate for the customer.Save time manually calculating shipping costs and avoid unexpected shipping costs.

The extension requires that your store uses NZ Dollars currency and New Zealand as the base country. It primarily works with mm and kg, but other units can be converted automatically.