You can add zones from many countries. This allows you to create a set for a specific area or region for shipping. E.g. India is divided into parts of the states. States are called zones here.
I think you now understand about zones. If you are still confused, take a look through the screenshot
Geo Zone Name: Add your Geo location name
Description: Give a short description of geo zone.
Click the + button to add a new geo zone.
County: Choose the zone country.
Zone: You can select the zone of the selected country
Now our country, zone and geo zone are ready, let's create particular zones of weight base shipping
Next, Setup the Zone base shipping
Navigate to admin> Themes> shipping > zone based shipping,
Enter the cost of shipping Geo zone wise.
Status: Decide whether to enable this shipping for this geo zone.
Finally, check that zones rates and status are filled and pressing the 'Save' button in the upper right corner will save the information.
Congratulations!!! Now your store zone base shipping calculation is enabled for your customer, which will help your customers make informed decisions before they make a purchase.
Let's take a look at how the zone base shipping calculation works from the front end of your store.