!!! This is a legacy plugin for older versions of the Adobe Magento Postcode Service extension. There is no support for this code, use at own risk !!!
Install this to get your postcode Magento 2 extension to work with various Magento 2 checkouts.
postcodeservice/postcode-magento2-additional-support-checkouts
This is an addition to https://github.com/tig-nl/postcode-magento2 core extension that enables you to get your checkout work with various other Magento checkouts such as Amasty OneStepCheckout, etc. For a complete list of supported checkouts see https://confluence.tig.nl/display/TIGSD/Magento+2+Postcode+extensie+checkout+support
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