About this app
Launched: Jan 12, 2026, 12:00:00 AM
Block PO Boxes & validate addresses at checkout. Stop failed deliveries & save shipping fees.
Secure your logistics with PO Box Blocker & Validator. Our app automatically blocks PO Box addresses at checkout to prevent delivery failures. The application sets up in seconds. Merchants can easily customize the error message shown to customers or add specific blocking rules for terms like 'pob', 'cedex', or 'packstation'.
- Detect all variations including "PO Box", "P.O. Box", "POBOX", and "P.O.BOX"
- Customize the error message and add specific blocking rules.
- Immediately inform customers when a PO Box used
- Integrates seamlessly into your checkout flow.
Pricing Plans
Unlimited Plan
4.99
- Block PO Boxes instantly
- Fully customizable messages
- Customize Blocking keywords
- Seamless checkout integration
