No. Address Ninja only validates the delivery address. Due to Shopify’s current limitations, billing address validation isn’t supported.
Originally from our Help Center
Can I run validation on the Billing Address with Address Ninja?
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How to Require Complete Addresses on Shopify Checkout (Apartment Numbers and PO Boxes)
Missing apartment numbers cause failed deliveries. Learn how to require Address Line 2 on Shopify & block PO Boxes without hurting conversion.
Read article →How do I block specific ZIP / postal codes with Address Ninja?
In your Shopify admin, go to Apps and open Address Ninja. Click ZIP / Postal Code Block.
Read article →How do I validate ZIP / postal code formats with Address Ninja?
From your Shopify admin, open Address Ninja and click ZIP / Postal Code Format Validation. Search and add the countries where you want to enforce proper ZIP / postal code formatting.
Read article →Can I allow addresses in regions with unusual formats to bypass validation with Address Ninja?
No. There is no way to bypass validation for specific regions or customers at this time.
Read article →Can I run validation on Phone number with Address Ninja?
Not right now. Phone number validation isn’t available yet, but it’s on our list of requested features.
Read article →