|Index||-||FAQ - Cart Help Buttons - Cart Settings - 6. Shipping Options - Shipping By Zone|
This follows the exact same format detailed on Ship To Zone XX.
However it examines the from address rather then the destination. This is useful for merchant who are using multiple drop shippers with Field 12: itemdropshipzip (optional). Using this feature you can limit the zone chart to only work from certain drop ship location.
If you leave this field blank then all from addresses will be allowed.