---
title: "PO Box Blocker by Rondeletia Shopify App Profile"
description: "Protect your checkout with address and customer‑group rules. Detect and block PO boxes and any unwanted address patterns \\(like post‑office references, zip codes or cities\\). Create custom filters to avoid high‑risk locations, reducing failed deliveries. Customize error messages and integrate seamlessly into Shopify Checkout without editing code."
canonical_url: "https://shoplist.co/shopify-apps/rondeletia-no-po-box"
markdown_url: "https://shoplist.co/shopify-apps/rondeletia-no-po-box.md"
last_updated: "2026-10-09"
entity_type: "shopify_app"
slug: "rondeletia-no-po-box"
source: "public Shopify app profile allowlist"
---

# PO Box Blocker by Rondeletia Shopify App Profile

> Protect your checkout with address and customer‑group rules. Detect and block PO boxes and any unwanted address patterns \(like post‑office references, zip codes or cities\). Create custom filters to avoid high‑risk locations, reducing failed deliveries. Customize error messages and integrate seamlessly into Shopify Checkout without editing code.

## Quick answer
PO Box Blocker by Rondeletia has 0 detected stores in Shoplist. This Markdown profile displays 0 public brand examples; it is not a complete customer list.

## Key facts
- Name: PO Box Blocker by Rondeletia
- Monitoring status: Storefront detection limited
- Developer: Rondeletia Solutions
- Developer profile: https://shoplist.co/app-developers/rondeletia-solutions
- Shopify App Store URL: https://apps.shopify.com/no-po-box-2
- Website: https://www.no-po-box.com
- Launch date: March 20, 2024
- Shoplist category: Notifications - Other
- Rating: 4.9
- Review count: 80
- Free trial signal: Yes

## Pricing summary
Starter: $3.99/month; Pro: $9.99/month

Shoplist has not yet found reliable public storefront evidence connecting a Shopify store to this app. This does not mean the app has no users. Some apps are new, admin-only, server-side, theme-independent, or otherwise difficult to detect from public storefront signals.


## Public callouts
- Detect all variations including "PO Box", "P.O. Box", "POBOX", and "P.O.BOX"
- Immediately inform customers when a PO Box used
- Integrates seamlessly into your checkout flow
## Shopify App Store categories
- Notifications - Other

## Data note
Profile updated: October 9, 2026. This is the profile revision date, not a guarantee that every store was checked on that date.
Public snapshot built: 2026-10-13 22:05:49.881187\+00
Detection metrics refreshed: 2026-10-14 05:10:00.04987\+00
Public app evidence date: 2026-10-09 15:22:52.769555\+00
This generated Markdown profile intentionally exposes only public, stable app-profile fields and a small public app-stack sample from Shoplist. It excludes private contact data, people data, internal scores, crawl provenance, full datasets, and unstable operational fields.

## Related links
- [HTML app profile](https://shoplist.co/shopify-apps/rondeletia-no-po-box)
- [Shopify apps directory](https://shoplist.co/shopify-apps)
- [Shoplist data methodology](https://shoplist.co/data-methodology.md)