How to Limit Shipping to Certain Zip Codes WooCommerce WordPress
Limit Shipping to Certain Zip Codes on WooCommerce WordPress
How to limit to certain zipcodes on WooCommerce
1. Visit WooCommerce -> Settings -> Shipping
2. Add Shipping Zone or Edit Shipping Zone
3. Click on the Limit to Specific Zip/Postcodes. You must select a region.

4. Click on the Blue Save Changes Button and you should be good.