M
modlet: Block PO Box & Lockers
Stop costly carrier return fees with unlimited, free PO Box blocking. Prevent undeliverable addresses instantly. Upgrade for custom routing and exemptions.
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The single review provided is highly positive, praising the app's functionality for blocking various address types in the checkout and specifically noting the developer team's quick and helpful support.
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AI-extracted signals, not verified claims — read the source text before treating any of these as fact
What it actually does
blocks PO Box blockingblocks parcel lockersblocks pickup pointsblocks addresses in Shopify checkouthandles international address formats
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