Address Guard ‑ Validator
Carrier-validated address validation to reduce failures & fees
Developed by Address Guard
App Overview
Shipping errors from incorrect addresses can cost businesses time and money. Address Guard – Validator is a Shopify app that instantly verifies customer addresses, preventing issues before orders are processed. By suggesting corrections and blocking problematic entries like PO Boxes or missing details, it reduces reshipping costs and improves delivery success. Additionally, it checks emails and phone numbers for better data accuracy, making your checkout process more efficient.
Pros
- Cost-saving: Prevents incorrect addresses, minimizing reshipping fees and carrier surcharges.
- Improved delivery efficiency: Ensures accurate deliveries by validating and standardizing addresses.
- Enhanced customer experience: Reduces customer frustration by eliminating shipping delays and lost packages.
- Excellent customer support: Provides timely and knowledgeable assistance to resolve any address-related issues.
Screenshots

Carrier-validated address validation > prevent failed deliveries & cut carrier correction fees
Add real-time, carrier-validated address verification to checkout - or replace Shopify’s Google Autocomplete with our Autocomplete. Our address validator validates against global and local carriers and uses AI Autocorrection to fix small errors (Rd→Road), prevent failed deliveries, and cut correction fees (many carriers charge $25+). Create rules to block PO Boxes or require apartment numbers. No code, install in 5 minutes.
Key Features
- Autocomplete for Plus + real-time address verification for all merchants
- Block undeliverable addresses like PO Boxes, missing apt #s, and special chars
- Hold undeliverable orders pre-3PL; add order tags to fit your workflows
- Built-in email & phone verification to improve data quality and delivery
- Works with express checkouts: Shop Pay, Apple Pay, Google Pay, PayPal
Address Guard ‑ Validator FAQs
Yes! Try Address Guard ‑ Validator free plan. For more details about Address Guard ‑ Validator pricing, check here.

Get in Touch
with us
Whether you need more information on how LetsMetrix can help enhance your Shopify experience, or require technical support, don't hesitate to contact us. We're available 24/7 via email, phone, or live chat to ensure you have all the assistance you need.
