From the Neto Dashboard select Settings & tools > All settings and tools.
Locate and select Shipping Zones.
Click the Import Shipping Zones button.
Download the shipping zone template by clicking the button on the right hand side.
Populate the fields with the data provided to you by the carrier:
Please Note: With some carriers the zone name and zone code will be the same.
Upload your Shipping Zones File, ensuring Test Upload is ticked.
If there are errors, amend the file and test the upload again. If there are no errors you can enable use uploaded file, disable the Test Upload and upload the file.