With this plugin, Store owner can add multiple blacklisted zipcodes. So blacklist customer can not place an order with the blacklisted zipcode in your shop.
Bulk upload blacklisted zipcode: With this option, you can upload bulk a zip code by demo format xlsx file here.
Custom error messages for blacklisted zipcode
With this setting, you can add custom blacklist zipcode error message which you want to show the user when blacklist billing address zip code found.