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Shopify rating
1.0 ★
1 reviews
Pricing
Free trial available
Essential
$2.99/month
14-day free trial
  • • Real-Time PO Box Blocking
  • • Works on checkout & Shop Pay
  • • Custom checkout message
  • • Built-in address tester
  • • Auto health checks & self-repair
Pro
$4.99/month
14-day free trial
  • • Everything in Essential
  • • PO boxes, lockers, bags & APO/FPO
  • • Rules by country, state, city & postal
  • • Exempt products, variants, collections
  • • Priority email support
What does PO Box Blocker Pro do?

Prevent shipping delays by blocking PO Box addresses at checkout. Customise error messages and bypass specific products with ease.

  • Block PO boxes, parcel lockers, locked/private bags & APO/FPO addresses
  • Restrict delivery by country, state, region, county or postal code
  • Allow chosen products, variants or collections to bypass any rule
  • Set a custom checkout message that helps shoppers fix their address
  • Test any address in the built-in tester before you go live

Features

Shipping solutions - Other
Review history
Daily review count on the Shopify App Store
1±0 · 30d· Rating steady at 1.0★

Daily tracking from Aug 10, 2026 through today · 30 days observed · sign up free for the full history →

Category rankings
Live organic position on Shopify App Store category pages
  • Shipping solutions - Other
    #263▲72

Tracked daily · last 12 days · as of 2026-09-30

Catalog position
Within Shipping solutions - Other on the App Store
Rank by reviews
#99 of 323
Review percentile
70th
Rating percentile
69th
On the App Store
1.2 yrs
Works with
Integrations listed for PO Box Blocker Pro
CheckoutShopify Admin
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Frequently asked questions

Prevent shipping delays by blocking PO Box addresses at checkout. Customise error messages and bypass specific products with ease. It's a shipping solutions - other tool for ecommerce stores.